The most recently evolved adaptation to a terrestrial existence among the options provided is D) vascular tissue.
Vascular tissue, which includes xylem and phloem, is responsible for the transport of water, nutrients, and sugars throughout the plant. It provides structural support and enables plants to grow taller, as well as facilitates the distribution of resources between different parts of the plant. Vascular tissue is a characteristic feature of vascular plants, such as ferns, gymnosperms, and angiosperms.
In contrast, the other adaptations mentioned have evolved earlier in the evolutionary history of plants:
A) Seeds: Seeds are structures that contain an embryo, along with a food source, enclosed within a protective coat. They evolved as a means of reproduction and dispersal, allowing plants to colonize new habitats. Seed plants, including gymnosperms and angiosperms, have evolved over time.
B) Gametangia: Gametangia are specialized structures in plants that produce gametes (reproductive cells). They evolved early in the transition of plants from an aquatic to a terrestrial environment, providing protection and a controlled environment for gamete production.
C) Cuticle: The cuticle is a waxy, waterproof layer that covers the outer surface of land plants, helping to reduce water loss. Cuticles evolved early on as a response to the need for plants to retain moisture and prevent desiccation in a terrestrial environment.
Therefore, among the options provided, vascular tissue is the most recent adaptation to have evolved in the transition to a terrestrial existence.
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Where does DNA to RNA transcription occur in prokaryotic cells?
Answer:
Nucleus
Explanation:
Transcription takes place in the nucleus. It uses DNA as a template to make an RNA molecule. RNA then leaves the nucleus and goes to a ribosome in the cytoplasm, where translation occurs. Translation reads the genetic code in mRNA and makes a protein.
Answer:
In prokaryotic cells, there is no nucleus so transcription happens in the cytoplasm since that is where the DNA is.
Explanation:
which of the following fruit servings contains the highest level of fiber-rich carbohydrates?
The following fruit serving that contains the highest level of fiber-rich carbohydrates is raspberries.
A half-cup serving of raspberries contains around 4 grams of fiber, which is more than what you would get from a similar serving size of other fruits like strawberries, blackberries, blueberries, and grapes. Apples and pears also contain fiber, but they have lower levels of carbohydrates compared to raspberries.
Fiber is essential for our digestive health as it helps to keep us full, regulates bowel movements, and reduces the risk of heart disease and other chronic illnesses. Including raspberries in your diet is an excellent way to boost your fiber intake and maintain good health. You can add them to your morning smoothie, yogurt, oatmeal, or enjoy them as a healthy snack on their own. So therefore raspberries is fruit serving that contains the highest level of fiber-rich carbohydrates.
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Which molecule will diffuse across a phospholipid bilayer fastest when there are no proteins associated with the bilayer
Is there equity in the worlds energy consumption?
Answer:
Yes.
Explanation:
es puto el q respondió primero
the process that destroys all microbial life including spores is called __
The process that destroys all microbial life including spores is called Sterilization.
What is Sterilization?
The foundational elements of hospital infection control procedures are sterilization and disinfection. Numerous hospitals carry out various surgical operations every day. Numerous invasive treatments are carried out in various healthcare facilities.
The risk of introducing infections into the patient's body is enhanced when a medical device or surgical instrument comes into touch with the sterile tissue or mucous membrane of the patient during the various processes.
Additionally, there is a potential that an infection will spread from one patient to another, from a patient to a member of the medical staff and vice versa, or from the environment to the patient through improperly sanitized or disinfected equipment.
Thus, The process that destroys all microbial life including spores is called Sterilization.
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Choose one correct Answer
Explanation: The graphed pairs are in a pattern, in fact there are a few patterns I see.
Pattern 1: Everytime there's an ordered pair thats graphed, the distance between the numbers goes up by 1.
(4, 5) 4 and 5 is 1 number away from eachother
(8, 10) 8 and 10 are 2 numbers away from eachother
(12, 15) 12 and 15 are 3 numbers away from eachother
(16, 20) 16 and 20 are 4 numbers away from eachother
So, that means that 20, 25 would be the correct choice, because 20 and 25 are 5 numbers away from eachother.
-----------------------------------------------------------------------------------------------------------------
Pattern 2: Everytime there's an ordered pair that's graphed, the first number of every ordered pair goes up by 4
(4, 5)
(8, 10)
(12, 15)
(16, 20)
Multiples of 4: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, etc.
-----------------------------------------------------------------------------------------------------------------
Pattern 3: Everytime there's an ordered pair that's graphed, the second number of every ordered pair goes up by 5
(4, 5)
(8, 10)
(12, 15)
(16, 20)
Multiples of 5: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, etc.
How do scientists find the epicenter of an earthquake?
Scientists use triangulation to find the epicenter of an earthquake. When seismic data is collected from at least three different locations, it can be used to determine the epicenter by where it intersects.
Which of the following is NOT part of the vestibular apparatus of the inner ear?
A. cochlea
B. utricle
C. semicircular canals
D. saccule
A. cochlea
The cochlea is not part of the vestibular apparatus of the inner ear. It is responsible for hearing rather than balance and spatial orientation, which are functions associated with the vestibular system. The vestibular apparatus consists of the utricle, saccule, and the three semicircular canals, which work together to provide information about head position, motion, and acceleration.
How did the invention of synthesized ammonium affect humanity?
In a separate location, take notes about cancer from the sources you have identified. The notes will provide details for your paper. While taking notes from texts and websites, use these reading strategies. In the space provided, write four pieces of information that you intend to use in your paper.
These are four pieces of information that I intend to use in my paper about cancer:
Cancer is a disease in which cells grow uncontrollably and spread to other parts of the body.Cancer can be caused by a variety of factors, including genetics, lifestyle choices, and environmental exposure.There are many different types of cancer, each with its own unique symptoms and treatment options.Cancer is a serious disease, but it is not always fatal. With early detection and treatment, many people can survive cancer.Why these four pieces?I will be using these four pieces of information to provide a general overview of cancer in my paper. I will also be using specific examples to illustrate the points that I am making. For example, I will be discussing the different types of cancer, the symptoms of cancer, and the treatment options for cancer.
I will be using the following reading strategies to take notes from the sources that I have identified:
Active reading: I will be actively reading the sources by highlighting important information, taking notes, and asking questions.
Critical thinking: I will be thinking critically about the information that I am reading by evaluating the sources, identifying bias, and considering alternative viewpoints.
Synthesis: I will be synthesizing the information from the sources by creating a central idea and supporting it with evidence from the sources.
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1) How do forensic entomologists use insects to determine how long a person has been
deceased? (3 pts.) I
2) How do weather and location affect the process of determining time of death? (3 pts.)
3) Why are maggots of different ages found in a body? Provide an example to support your
claim. (4 pts.)
50 POINTS!!!
Explanation:
1. Forensic entomologists use two main methods to evaluate approximate time of death in, one method looks at what type of insects are on and in the decomposing body and the other uses the life stages and life cycles of certain insects to establish how long a body has been dead.
2. The formula approximates that the body loses 1.5 degrees Fahrenheit per hour, so the rectal temperature is subtracted from the normal body temperature of 98 degrees. The difference between the two is divided by 1.5, and that final number is used to approximate the time since death.
3. Adults of the same species will arrive at the body at different times. Adults of different species may also arrive at different times or they may colonize the corpse in different stages of succession.
Maggots cause most of the body's decomposition because the maggot will do the majority of the eating. The larva then develops into a pupa, which eventually becomes an adult. Forensic entomologists use the presence of insects to help determine approximate time of death of corpses.
Plants store….
of the energy absorbed from the sun.
Answer:
Inside the plant cell are small organelles called chloroplasts, which store the energy of sunlight.
Within the thylakoid membranes of the chloroplast is a light-absorbing pigment called chlorophyll, which is responsible for giving the plant its green color.
A nurse is teaching about the energy needed at rest to maintain life-sustaining activities for a specific period of time. What is the nurse discussing? a. Resting energy expenditure (REE) b. Basal metabolic rate (BMR) c. Nutrient density d. Nutrients
The nurse is discussing about Basal metabolic rate (BMR).
B is the correct answer.
The body's BMR is a measure of how much energy it requires to stay in a state of equilibrium. Because lean mass requires a lot of energy to maintain, the total lean mass, particularly muscle mass, plays a significant role in determining your BMR.
Analysis of a person's oxygen and carbon dioxide intake and output is necessary for BMR estimates. This analysis is known as "calorimetry" among experts. It is a technique for calculating how many calories a person is using in their daily activities. A person's height is considered by BMR as well.
The vital bodily processes that keep life alive require between 60% and 75% of the energy used each day. The maintenance of body temperature (thermoregulation), respiration, heartbeat, nervous system activity, and hormone activity are among these tasks.
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3. What are the consequences of felling of trees?
Answer:
The loss of trees and other vegetation can cause climate change, desertification, soil erosion, fewer crops, flooding, increased greenhouse gases in the atmosphere, and a host of problems for indigenous people.
Explanation:
The graph below shows the number of sunspots observed between 1750 and 2000.
Based on the graph, which of these statements is most likely correct about the period between 1900 to 1950? (2 points)
A. There was a decrease in global temperatures.
B. There was an increase in global temperatures.
C. There was no significant change in global climate.
D. There was no significant change in solar activity.
Two students are planning an experiment that will test how planaria(aquatic flatworms)respond to different environments they will conduct two investigations ine that test the worms responses to different water temperature and one that tests the worm responses to different levels of acidity.
Incomplete question. The full question reads;
Two students are planning an experiment that will test how planaria (aquatic flatworms) respond to different environments. They will conduct two investigations—one that tests the worms’ responses to different water temperatures and one that tests the worms’ responses to different levels of acidity. Student 1 wants to buy two groups of flatworms and use a different group for each investigation. Student 2 thinks the same group of worms should be used for both investigations.
Do you think either student’s method would give more accurate results? Why or why not? Explain your response.
Answer:
No.
Explanation:
This is the case because it could be observed that only Student 2 thinks the same group of worms should be used for both investigations. This ultimately would result in more accurate results as both specimens can be compared to see if there's a difference in the way they respond to different environments.
However, by using a different group for each investigation, Student 1 may more likely get less accurate results.
cells that contain the full number of each type of chromosome are typically referred to as
Cells that contain the full number of each type of chromosome are typically referred to as "diploid cells." Diploid cells have two sets of chromosomes, one set inherited from each parent, and are denoted as 2n, where n represents the number of unique chromosomes in the cell. In humans, diploid cells have 46 chromosomes, with 23 chromosomes inherited from each parent. Diploid cells are found in most somatic cells of the body, including skin cells, blood cells, and muscle cells. In contrast, "haploid cells" contain only one set of chromosomes and are denoted as n. Haploid cells are found in reproductive cells, such as sperm and egg cells, and have half the number of chromosomes compared to diploid cells.
___________ is a protein that stabilizes existing actin micofilaments
Tropomyosin is a protein that stabilizes existing actin microfilaments.
Tropomyosin is a two-stranded, alpha-helical coiled-coil protein that twists along the actin filament surface, spanning seven actin monomers. It stabilizes existing actin microfilaments by preventing actin polymerization and depolymerization.Tropomyosin is a long, thin, fibrous protein that binds to the actin molecule's grooves.
It stabilizes actin microfilaments by promoting the formation of microfilaments and inhibiting the depolymerization of microfilaments by sterically blocking actin filament association. Tropomyosin's coiled coil binds to a continuous groove on the surface of actin monomers, which serves as a scaffold for troponin to attach to tropomyosin.The tropomyosin molecule stabilizes the actin filament by preventing the myosin head from binding to the actin monomers, causing muscle contraction.
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What determines what dreams a person has when they sleep?
I need help on this
Answer:
The amount of sleep people get is a huge factor in the determination of dreams a person has. Lack of sleep causes your brain to become more active than it should be at night. For example, if you hadn't had enough sleep, you're more likely to have nightmares or vividly dream.
Probably what the person will experience later on in their life, or what they think about is what determines their dreams~
I hope this helped!~ Have a great day~
~Keiji❤
Please remember to eat, you are valid and someone loves you~!
Can someone explain how it is possible for a single molecule of steroid hormone to create a significant and lasting response in an organisms cell?
Answer:
half life and higher affinity
Explanation:
it is because they have long half life in blood and high affinity
Steroid hormone
The cell signaling pathways induced by the steroid hormones regulate specific genes within the cell's DNA. The hormones and receptor complex act as transcription regulators by increasing or decreasing the synthesis of mRNA molecules from specific genes.Steroid hormones are not able to target every cell within the body, so the overall response is slower. They bind to receptors on the cell's surface and the receptors aid in helping the steroid hormones enter the cell.Hormones work by binding to protein receptors either inside target cells or on their plasma membranes. The binding of a steroid hormone forms a hormone-receptor complex that affects gene expression in the nucleus of the target cell.Steroids pass into a cell's nucleus, bind to specific receptors and genes and trigger the cell to make proteins.Learn more:
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MS74 students love going to outdoor lunch, but meteorologists reported a potential heavy downpour midday today. Which device would Mr. Contarsy best rely on in order to determine whether or not students can have outdoor lunch around noon and why?
Mr. Contarsy would best rely on a weather radar in order to determine whether or not students can have outdoor lunch around noon.
A weather radar uses radio waves to detect precipitation and can provide information on the location, intensity, and movement of weather systems. This information can be used to predict when and where precipitation will occur.
In contrast, other weather instruments, such as a thermometer or barometer, only measure specific aspects of the weather, such as temperature or air pressure, and do not provide information on precipitation
By monitoring the weather radar, Mr. Contarsy can determine if and when a heavy downpour is likely to occur. This will allow him to make an informed decision about whether or not to cancel outdoor lunch or to move it indoors.
Additionally, a weather radar can provide up-to-date information on the weather conditions, allowing Mr. Contarsy to adjust his plans accordingly. For example, if the radar indicates that the rain will pass quickly, he may decide to delay lunch for a short period of time to wait out the storm.
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Can you fill in the blank spaces thx!
Once upon a time there were very nice birds with long tail, and beautiful heads, and printed wings living in a mountain called Mountain Leguma.
What are birds?
This question refers to the Emily Dickinson's poem "Hope." In that particular poem, the poet compares the feeling of hope to a bird. She says that lets Hope is the thing with feathers as she is referring to birds.
She says that hope never dies; it always lives in us, giving us the motivation to keep going, and to fight. She also says that even though hope gives us so much, it never asks for anything in return.
Therefore, Once upon a time there were very nice birds with long tail, and beautiful heads, and printed wings living in a mountain called Mountain Leguma.
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Please help asap it is about mitosis :) !
Answer:
b
Explanation:
Answer:
metaphase
Explanation:
m for middle, all the chromosomes are lined up in the middle during Metaphase
PLEASE HELP ME
Why are planets round?
*
A.Gravity pulls mass in one direction
B.Gravity pushes mass out from the center
C.Gravity pulls mass into its core from all directions equally
D.Elliptical orbits smooth out planetary imperfections
Answer:
c
Explanation:
planets are round because of their gravitational field acts as though it pulls everything from the center of its body and pulls everything toward it
why is it important that the collection tube stays below the water level?
When collecting gas over water, it is important that the collection tube remains underwater because it provides some protection for the experimenter from potential harm, but also because water is denser than gas, which means that the gas will naturally rise to the top of the collection tube when it is released into the water.
This ensures that no gas is lost and that the entire sample is captured. When collecting gas over water, it is important that the collection tube remains submerged in the water to ensure that the gas being collected is not lost. This is due to the fact that gases are typically less dense than liquids, and therefore have a tendency to rise to the top of a container or tube when they are released into it. If the collection tube is not completely submerged in the water, some of the gas may escape and not be captured in the tube. To prevent this from happening, the collection tube should be completely submerged in the water so that the gas has nowhere to go but up into the tube. This will ensure that the entire sample of gas is captured, without any being lost to the atmosphere. Additionally, having the tube submerged in the water provides a measure of safety for the experimenter, as any potential explosions or other hazards will be contained within the water.
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Answer:
To promote drainage
Explanation:
To promote drainage, keep the CDU below the level of the patient’s chest. Monitor water levels in the water-seal and suction-control chambers. Water in both chambers evaporates, so be sure to add water periodically to maintain the water-seal and suction levels.
What is the main function of the nervous system?
Answer:
The correct answer is to Transport blood to all parts of the body so that gases, nutrients, and waste products are transported to and from the cells.
Explanation:
The nervous system does not do any of the other functions that are in the blue and orange squares. Hope this helps!
10. the resting phase between
successive mitotic divisions of a cell, or
between the first and second divisions of
meiosis.
Answer:
Interphase
Explanation:
Although not technically a part of mitosis or meiosis, interphase is the time where the cells get ready for mitosis/meiosis and duplicate themselves for the process.
Which mutation changes the number of chromosomes in the cell
Answer: aneuploidy
A gain or loss in the number of chromosomes from the normal 46 is called aneuploidy. A common form of aneuploidy is trisomy, or the presence of an extra chromosome in cells. "Tri-" is Greek for "three"; people with trisomy have three copies of a particular chromosome in cells instead of the normal two copies.
What can rifampicin resistance arise from and how does this occur SPECIFICALLY molecularly?
T/F, this is the only mechanism of rifampicin resistance?
The statement "rifampicin resistance can arise from mutations in the rpo B gene" is true, but it is not the only mechanism of rifampicin resistance.
Rifampicin resistance can arise from several mechanisms, including mutations in the rpoB gene, which encodes the beta subunit of RNA polymerase, the target of rifampicin.Specifically, the molecular mechanism of rifampicin resistance involves mutations in a small region of the rpoB gene called the Rifampicin Resistance Determining Region (RRDR), which is located near the active site of RNA polymerase. These mutations prevent rifampicin from binding to its target, RNA polymerase, thereby reducing the drug's effectiveness.However, there are other mechanisms of rifampicin resistance as well. For example, some bacteria can produce enzymes that modify or degrade rifampicin, or they may have mutations in other genes that affect the drug's mode of action.
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If ice caps continue to melt, the resulting rise in sea levels might pose immediate challenges to people living in cities near __________. A. oceans B. deserts C. mountains D. lakes Please select the best answer from the choices provided A B C D
Answer:
america
Explanation:
Answer: A
Explanation: