Which of the following is a true statement? View Available Hint(s) Genetics is not involved in a plant's ability to protect itself. Leaf damage from insects can cause the plant to respond by making itself distasteful. Unlike animals, an immune response cannot be found in plants. Some plants produce the hormone salicylic acid to defend infecting microorganisms.
Answers
Leaf damage from insects can cause the plant to respond by making itself distasteful.Salicylic acid (SA) is one of the most important signaling molecules in plants, especially for their responses against microbial pathogens. It plays a crucial role in systemic acquired resistance (SAR) and local defense responses against pathogen infections. SA regulates the expression of pathogenesis-related (PR) genes, which produce proteins that contribute to plant resistance to pathogens.
Therefore, the statement that some plants produce the hormone salicylic acid to defend against infecting microorganisms is also true.Genetics is involved in a plant's ability to protect itself, and plants can develop an immune response to fight off pathogens. However, unlike animals, plants have innate immunity and not adaptive immunity. Insects can damage plant leaves, leading to the plant's response to produce toxins that make them unpalatable or distasteful to insects. Thus, the statement "Leaf damage from insects can cause the plant to respond by making itself distasteful" is also true.
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Related Questions
Which feature of the model represents the most stored chemical energy?
A. The oxygen gas molecule
B. The carbon dioxide molecule
C. The sugar molecule
D. The water molecule
Answers
Among the given options, the molecule that represents the most stored chemical energy is option C. The sugar molecule.
Sugar, in the form of glucose, is a high-energy molecule that serves as a primary source of fuel for living organisms. It is a carbohydrate that undergoes a process called cellular respiration, where its chemical bonds are broken down to release energy for various cellular activities.
During cellular respiration, glucose molecules are broken down in the presence of oxygen, and carbon dioxide and water are produced as byproducts. This process occurs in the mitochondria of cells and involves a series of enzymatic reactions that gradually release energy stored in the chemical bonds of glucose.
The energy stored in glucose is derived from the original source of energy, such as sunlight in the case of photosynthesis. Through the process of photosynthesis, plants convert sunlight, carbon dioxide, and water into glucose and oxygen, storing solar energy in the chemical bonds of glucose. Therefore, the correct answer is option C.
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pls help! Diploid: somatic cell :: Haploid:
Answers
How are humans circulatory system similar and different to other animals
Answers
Answer:
Humans have a heart with two atria and two ventricles that pushes blood in one direction. Some animals have hearts similar to humans but, other animals have only one atrium and one ventricle or a cardiovascular system that can push blood in two directions.
Humans circulatory system is similar due to presence of artrium and ventricles and different to other animals due to number of heart chambers.
How human circulatory system similar and different to other animals?Humans have a heart with two atria and two ventricles that prevents bactward flow of blood. Some animals have hearts similar to humans but, other animals have only one atrium and one ventricle that can push blood in two directions.
So we can conclude that Humans circulatory system is similar due to presence of artrium and ventricles and different to other animals due to number of heart chambers.
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what is compound
give some example
Answers
Answer:
A compound is a substance consisting of atoms or ions of two or more different elements in definite proportions joined by chemical bonds into a molecule.
Example. water Curry juice and etc which are mix things
Explanation:
Compound is like a Mixture.
whether it is cloth things or meal.
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How are algae similar to plants?
Algae produce carbon dioxide gas as its waste product.
Both contain cell wall and chlorophyll.
Both need egg and sperms cells to reproduce.
Algae and plants need oxygen to make energy.
Answers
Answer:
Answer B.
Explanation:
once monosaccharides are absorbed into the intestinal bloodstream, they are transported to the
Answers
Once monosaccharides are absorbed into the intestinal bloodstream, they are transported to the liver through the hepatic portal vein.
In the liver, the monosaccharides are converted into glucose to be utilized by the body for energy or stored for later use.What are monosaccharides?Monosaccharides are the simplest form of carbohydrates. These sugars cannot be broken down into simpler sugars. Glucose, fructose, and galactose are examples of monosaccharides. They're also known as simple sugars because they have a sweet taste.
Monosaccharides can be found in a variety of foods, including fruits, vegetables, and honey.In the body, monosaccharides are absorbed into the intestinal bloodstream, transported to the liver through the hepatic portal vein, and converted into glucose. The glucose is then utilized by the body for energy or stored for later use.
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If purple flowers are dominant to white flowers, and a heterozygous purple flower is crossed with a white flower, what is the probability that an offspring will be white? (Hint: draw a Punnett Square). Rr x rr
50%
25%
100%
75%
which one ^
Answers
1. Nutrients and oxygen for deep water animals comes
from surface waters
True or False
2. reef corals are considered polyps
true or false
3. Parapodia, in polychaete worms, are used for gas
exchange and locomotion
true or false
Answers
True: Nutrients and oxygen for deep water animals often come from surface waters through various processes such as upwelling or vertical mixing. This is because the surface waters receive sunlight and are in contact with the atmosphere, allowing for photosynthesis and oxygen exchange.
True: Reef corals are indeed considered polyps. Polyps are small, cylindrical organisms that belong to the phylum Cnidaria, and they are the building blocks of coral reefs. They have a tubular body with a central mouth surrounded by tentacles used for feeding and capturing prey. False: Parapodia in polychaete worms are not used for gas exchange. Parapodia are fleshy appendages found on the sides of each segment of a polychaete worm's body. They are primarily used for locomotion, providing the worm with the ability to crawl or swim. Gas exchange in polychaete worms typically occurs through their thin body wall, which allows for oxygen and carbon dioxide exchange with the surrounding water.
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What are the target cells for the human Growth Hormone?
Answers
Answer:
Once released into the circulation, GH binds and activates the cell-surface GHR, as well as the related prolactin receptor in target tissues such as liver, muscle, bone, and adipose tissue
Explanation:
Direct effects are the result of growth hormone binding its receptor on target cells. Fat cells (adipocytes), for example, have growth hormone receptors, and growth hormone stimulates them to break down triglyceride and supresses their ability to take up and accumulate circulating lipids.
Answer:liver, muscle, bone, and adipose tissue I think
Explanation:
The leading strand is replicated discontinuously while the lagging strand is replicated continuously - True or False?
Answers
On the lagging strand, DNA synthesis restarts many times, resulting in many short fragments (Okazaki fragments). On the leading strand, DNA synthesis occur continuously. Therefore, the statement is FALSE.
20 points
a student carried out an experiment to determine how different concentrations of sucrose solution will affect osmosis. the student set up dialysis tubing bags of different sucrose concentrations. then the student massed the bags, placed them in beakers of distilled water for thirty minutes, and then removed the bags. the masses were taken again and the percent change for each bag was calculated. the results were graphed and are shown here. which statements best summarize the experimental data. choose all that apply.
a. low sucrose concentrations caused more water to move out of the bags
b. high sucrose concentrations cause more water to move out of the bags
c. low sucrose concentrations caused more distilled water to move into the bags.
d. high sucrose concentrations caused more distilled water to move into the bags.
e. there is a correlation between sunrise concentration in the bag and the rate of osmosis in the bag.
Answers
The inference is that high sucrose concentrations caused more distilled water to move into the experimental bags.
What is osmosis?It is the movement of water molecules from the region of high water potential (low solute concentration) to the region of low water potential (high solute concentration) through a selectively permeable membrane.
Thus, the higher the concentration of sucrose in the bag, the lower the water potential, and the more water molecules move into the bag.
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Answer:
D and E
Explanation:
Taking it rn, Hate test prep
the nontemplate strand of a portion of a gene reads 5′-ttcactggttca’3. what is the sequence of the resulting transcript for this portion?
Answers
The resulting transcript sequence for the given nontemplate strand of the gene would be 5'-UUCACTGGTTCA-3'.
During transcription, the DNA sequence is transcribed into RNA, and the nontemplate strand serves as a template for synthesizing the RNA molecule. However, RNA is synthesized using RNA nucleotides that are complementary to the DNA nucleotides on the nontemplate strand.
In the given sequence, the DNA nucleotides are represented by their complementary RNA nucleotides: adenine (A) pairs with uracil (U), cytosine (C) pairs with guanine (G), guanine (G) pairs with cytosine (C), and thymine (T) is replaced by adenine (A) in RNA. Therefore, the resulting transcript sequence for the given nontemplate strand is 5'-UUCACTGGTTCA-3'.
This transcript can then undergo further processing, such as splicing and translation, to produce a functional protein based on the information encoded in the gene.
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photosystem _____ are directly responsible for absorbing photons
Answers
Photosystem II (PS II) and Photosystem I (PS I) are the two main photosystems in the process of photosynthesis that are directly responsible for absorbing photons.
Photosystems are protein complexes located in the thylakoid membranes of chloroplasts, which are specialized organelles found in plant cells responsible for photosynthesis.
Photosystem II is the first photosystem in the photosynthetic electron transport chain, and it functions to absorb photons of light energy and use that energy to oxidize water molecules, releasing oxygen gas as a byproduct.
Photosystem I is the second photosystem in the electron transport chain, and it further absorbs photons of light energy to generate ATP (adenosine triphosphate) and NADPH (nicotinamide adenine dinucleotide phosphate), which are used to power the synthesis of glucose and other organic molecules during the Calvin cycle, also known as the light-independent reactions of photosynthesis.
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--The given question is incomplete, the complete question is
"Photosystem _____ the two main photosystems in the process of photosynthesis that are directly responsible for absorbing photons."--
HURRYYYYY
How can two brown-eyed parents have a blue-eyed baby? Explain with words and/or a Punnett
square.
Answers
Answer:
Answer in explanation :)
Explanation:
Ok so if they're both brown-eyed and yet they have a blue-eyed baby that means blue eyes is a recessive gene. In a punnett square it would look kinda like the one I sent as a file. Except that both parents would have Bb genes. This would mean it would be in each quadrant:
BB Bb
Bb bb
So for the kid to be blue eyed they must have the genetics of the bottom right square. Hope this helps :)
During the elongation phase of translation, which site in the ribosome represents the first location where a codon pairs with an anticodon? group of answer choices
Answers
During the elongation phase of translation, A site (acceptor site) in the ribosome represents the first location where a codon pairs with an anticodon.
What is the A-site called in ribosome?P, A, and E are the names of the three tRNA sites. The expanding polypeptide chain of amino acids is held in place by the tRNA by the P site, also known as the peptidyl site.The new amino acid that will be added to the polypeptide chain is stored in the aminoacyl tRNA, which the A site (acceptor site) binds to.When making proteins, charged t-RNA molecules bind to the A-site (A for aminoacyl) of a ribosome. The A-site is one of three such binding sites; the other two sites are the P-site (peptidyl) and the E-site. The t-RNA attaches to the A-site initially throughout the protein production process (exit).The amino acid attachment site and the anticodon are both present on tRNAs. The anticodon is a triplet of RNA that complements the mRNA.Learn more about ribosome site here:
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Peptic ulcers are commonly found in several places along the GI tract, including: Group of answer choices The antrum of the stomach Near the upper esophageal sphincter All of these The rectum
Answers
Peptic ulcers are commonly found in several places along the GI tract, including The antrum of the stomach. Near the upper esophageal sphincter. All of these.
Option D is correct
There are three types of peptic ulcers: gastric ulcers, duodenal ulcers, and esophageal ulcers. Gastric ulcers are peptic ulcers that form on the lining of the stomach. Peptic ulcers that develop in the upper portion of the small intestine (duodenum) are known as duodenal ulcers. Esophageal ulcers are peptic ulcers that develop in the esophagus. All of these are the most common sites of peptic ulcers.
Peptic ulcers can be treated using medications that reduce stomach acid or antibiotics that treat H. pylori. In severe cases, surgery may be required.
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which best Compares DNA and RNA with regard to the process of protein production
Answers
Answer:
D-RNA leaves the nucleus during the process and DNA remains in the nucleus.
Explanation:
which of the following exemplifies genetic recombination? multiple choice question. an offspring receives a combination of alleles identical to those in the p generation an offspring receives a combination of alleles that differs from those in the p generation
Answers
An offspring receives a combination of alleles that differs from those in the P generation exemplifies genetic recombination.
The exchange of genetic material between distinct organisms, commonly referred to as genetic recombination or genetic reshuffling, produces offspring with features that are different from those of either parent. In eukaryotes, meiosis-induced genetic recombination can produce a unique set of genetic material that can then be transferred from parents to children.
The majority of recombination happens naturally and can be divided into two types: intrachromosomal recombination, which occurs by crossing over, and interchromosomal recombination, which occurs through independent assortment of alleles whose loci are on distinct but homologous chromosomes.
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Which of the following exemplifies genetic recombination?
Which statement explains why the moon's gravity is able to create high and low tides?
A. The moon is revolving more quickly than the Earth is rotating.
B. The moon is revolving more slowly than the Earth is rotating.
C. Some parts of the Earth never face directly on the sun and moon.
D. The moon is revolving at the same speed that the Earth is rotating.
Answers
Answer:
B. The moon is revolving more slowly than the Earth is rotating.
Explanation:
The moon is revolving more slowly than the Earth is rotating
discuss amoeba as a less complex organism
Answers
Answer:
They are called unicellular organisms. One of the simplest living things, an amoeba, is made of only one cell. Amoebas (sometimes spelled amebas or amoebae) are too small to be seen without a microscope, but they are commonly found in ponds and lakes.
Explanation:
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What produce of photosynthesis is stored in chemical bonds
Answers
The product of photosynthesis that is stored in chemical bonds is energy in form of ATP that is stored in glucose molecules, which eventually, after their catabolism, can be used to perform other cellular tasks, such as nourishment and growth.
We have to consider that photosynthesis uses the following reactants and products to occur:
one of the most common side effects of phenytoin is: group of answer choices a) decrease in salivary production b) gingival overgrowth c) widening of the pdl d) red band along the gingival margin
Answers
One of the most common side effects of phenytoin is Gingival overgrowth.
Gingival overgrowth develops in around 40 to 50% of people using phenytoin, cyclosporine, or calcium channel blockers. This condition can cause issues with speech, mastication, teeth eruption, and appearance.
Gingival overgrowth develops in around 40 to 50% of people using phenytoin, cyclosporine, or calcium channel blockers. This condition can cause issues with speech, mastication, teeth eruption, and appearance.
The interaction of phenytoin with a subset of sensitive fibroblasts has been found to produce gingival overgrowth. Cyclosporine has been proposed to influence the metabolic activity of fibroblast (eg, collagen synthesis, breakdown).
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Which of the following statements best describes the nucleus of a cell?
A. The nucleus has a membrane that allows for active transport of RNA and proteins.
B. The nucleus exports lysosomes which direct amino acid production within the cell.
C. The nucleus is responsible for supplying the cell with chemical energy in the form of ATP.
D. The nucleus contains some of the genetic material in a cell; the majority is contained in the cytoplasm.
Answers
Answer:
D
Explanation:
The nucleus is what stores a lot of "data" so to speak or genetic material due to being the command post of the cell.
The statement best describes the nucleus of a cell is the nucleus has a membrane that allows for the active transport of RNA and proteins. The correct option is A.
What is a nucleus?The nucleus is a spherical-shaped organelle present inside the cell. It is the head of the cell because all processes of the nucleus are managed by the nucleus.
The genetic material of the organism is present within the nucleus, and DNA replication and other synthesis process occur inside the nucleus because DNA cannot come out of the nucleus.
RNA and proteins go inside the nucleus and carry the information of the DNA outside the nucleus to complete the process so replication.
Thus, the correct option is A. The nucleus has a membrane that allows for the active transport of RNA and proteins.
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A key part of the Watson-Crick model came when Watson realized
that adenine could form hydrogen bonds with thymine and guanine
could form hydrogen bonds with cytosine. This explains why A=T
and G C in Chargaff's rules. Also, these two hydrogen-bonded
nucleotide pairs had the exact same width, so they could form the
rungs of the DNA ladder.
The fact that these pairs could match up only in this way meant that
the sequence of bases in one strand could determine the sequence
of bases in a second strand created from the first. The second strand
is said to be complementary to the first strand. Individual bases are
paired so that the identity of any base determines the identity of the
base paired with it; that is, the complementary base.
This table lists the base abbreviations for bases in a sample of single-
stranded DNA. Fill in the second column with the base abbreviations
that are complementary to the given bases.
Answers
The complementary base for the given base abbreviations in the second column of the DNA bases table are as follows:
DNA bases table AU CGGC CGAT TAAT ATTA TACG ATGC CGTA TAGC GCAT TCGG AUCG GCTA ATGC CGUA TAGC GCAT GCTA ATGC CGUA TAGC GCAT
To fill in the second column with the base abbreviations that are complementary to the given bases, we can use the Watson-Crick base pairing rules:
Adenine (A) pairs with Thymine (T)
Guanine (G) pairs with Cytosine (C)
Here's the table with the complementary base abbreviations filled in:
Base Abbreviation Complementary Base Abbreviation
A T
T A
G C
C G
Using the Watson-Crick base pairing rules, the complementary bases for the given bases are:
The complement of A is T.
The complement of T is A.
The complement of G is C.
The complement of C is G.
Therefore, the second column with the base abbreviations that are complementary to the given bases is:
Base Abbreviation Complementary Base Abbreviation
A T
T A
G C
C G
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6. A clothes dryer uses 4000 W. The dryer is used for 4 h a week. Electricity costs
$0.20/kW.h. How much money does it cost to run the dryer for 4 weeks? (3
marks)
Please help neeeee
Answers
If used for 4 hours that 16kW.h
Uses for 4 weeks is 64kW.h
$0.20/kW.h x 64kW.h = $12.80
Which Process occuaring in plants provides energey to other organisams in the ecosystem?
Answers
Photosynthesis
Plants turn water, sunlight, and CO2 into carbon compounds.
Definition: This is is a medical procedure used in prenatal diagnosis of chromosomal abnormalities in
which a small amount of amniotic fluid is extracted amniotic sac surrounding a developing fetus and the
fetal DNA is examined.
Answers
Answer:
Amniocentesis
Explanation:
It involves inserting a long needle to extract fetal cells from the fetus's surrounding fluid for these diagnostic purposes. It is a risky procedure that has since been widely replaced by cell-free DNA testing.
Which of the following statements best describes the members of a population?
They can include all of the plants and animals within a geographic area.
They all have the same genotype.
They must have the same allele for at least one genetic locus.
They must be able to interbreed with one another.
Answers
The statement that best describes the members of a population is: "They must be able to interbreed with one another."
A population, in biological terms, refers to a group of individuals of the same species living in a particular geographic area who can interbreed. Members of a population may have diverse genotypes and alleles for various genetic loci, but the key aspect is their ability to interbreed and produce viable offspring.
The statement that they can include all plants and animals within a geographic area is incorrect, as a population is specific to one species. Similarly, having the same genotype or the same allele for at least one genetic locus does not define a population, as genetic variation can exist within a population. The ability to interbreed is the most accurate description of a population's members.
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what is the fundamental idea behind parsimony? group of answer choices the best phylogeny is the one that both explains the observed character data and posits the fewest evolutionary changes for a group of taxa. the best phylogeny is the one that posits the greatest number of evolutionary changes for a group of taxa. the computed number of morphological or molecular distances between taxa indicates their relatedness. morphological traits cannot be used to reconstruct phylogenetic history.
Answers
The fundamental idea behind parsimony is option A: the phylogeny that explains the observed character data and assumes the fewest evolutionary changes for a set of taxa is considered to be the best.
A key feature of phylogenetic inference is parsimony, which states that the branching pattern that requires the fewest number of evolutionary changes should be assumed to represent the phylogeny of a group of species. In other terms, it is a technique for building phylogenetic trees that aims to reduce the overall number of evolutionary changes necessary to account for a certain set of data.
Parsimony belongs to a group of character-based tree estimation techniques that infer one or more ideal phylogenetic trees for a group of taxa, typically a group of species or reproductively isolated populations of a single species, using a matrix of discrete phylogenetic characteristics and character states.
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Correct question:
What is the fundamental idea behind parsimony? group of answer choices
the best phylogeny is the one that both explains the observed character data and posits the fewest evolutionary changes for a group of taxa.
the best phylogeny is the one that posits the greatest number of evolutionary changes for a group of taxa.
the computed number of morphological or molecular distances between taxa indicates their relatedness.
morphological traits cannot be used to reconstruct phylogenetic history.
It is best to say that most human sources of air pollution result from _______. A. Forestry management b. Fuel burning c. Heating devices d. Vehicle exhaust Please select the best answer from the choices provided A B C D.
Answers
Answer:70% of todays air pollution comes from gas powered vehicles so the answer is d
Explanation: