Organisms communicate with each other in a variety of ways and for a variety of reasons. for example, an organism may make an alarm call when a predator is nearby. why might this behavior be favored by natural selection?

Answer:

To find the speed (S), we need to use the formula:

S = D / T

where D is the distance traveled and T is the time taken.

Substituting the given values, we get:

S = 5 m / 200 s

Simplifying, we get:

S = 0.025 m/s

Therefore, the speed is 0.025 m/s.

Answer:

I'm in the stars tonight so watch me be the fire and light the

Due to the less snowfall in the area white the mice are eaten by the predators more than the dark mice this should lead to direction selection

An example of the directional selection is the fossil records that has show that the size of the black of bears in the Europe and decreased during the interglacial periods of the ice ages, but it increased during each the glacial period. an Another example is the beak size in the population of the finches as directional selection is giraffe neck lengths. The environment was created as selection pressure which is favored by giraffes with longer necks who could be reach more food in the trees. At the same time, there was the selection pressure against the giraffes with shorter neck

To know more about direction selection visit:

https://brainly.com/question/12218101

#SPJ4

Answer:

Answer:

The four functions of the mouth in the digestive process is given below:

Explanation:

1. Digestive process starts from mouth.

2. It moistens food so it move more easily through esophagus into stomach.

3. Mouth produces saliva which has an enzyme that begins to break down starches in food.

4. Mouth chews food and digestion involves breaking down the food into simpler nutrients that can be used by cells.

A frog's heart is situated in the chest, next to the lungs. The frog's heart is connected to a pair of sac-like organs called the lungs, which aid in breathing. Blood that is rich in oxygen is pumped from the lungs to the rest of the body by the heart.

Anatomy is a branch of biology that focuses on identifying and describing the physical characteristics of living creatures.

A frog's respiratory system has three alternative pathways for oxygen to enter the body: through the skin, the lungs, and an unique mouth lining.

The circulatory system is connected to each of these respiratory surfaces, allowing the blood to be oxygenated.

The heart of a frog is located near to the lungs in the chest. The lungs of the frog are a pair of sac-like organs that help with breathing and are connected to the heart. The heart pumps oxygen-rich blood from the lungs to the rest of the body.

Thus, this way, the locations of these organs affect interactions between the frog's respiratory and circulatory systems.

For more details regarding anatomy, visit:

https://brainly.com/question/21190730

#SPJ2

Answer:

binary fission - asexual reproduction by a separation of the body into two new bodies. In the process of binary fission, an organism duplicates its genetic material, or deoxyribonucleic acid (DNA), and then divides into two parts (cytokinesis), with each new organism receiving one copy of DNA.

Answer:

Biosphere, relatively thin life-supporting stratum of Earth’s surface, extending from a few kilometres into the atmosphere to the deep-sea vents of the ocean. The biosphere is a global ecosystem composed of living organisms (biota) and the abiotic (nonliving) factors from which they derive energy and nutrients.

hope it helped!

The clinical syndrome caused by gross chromosomal abnormalities that is associated with bilateral cleft lip and palate, microphthalmia or anophthalmia, and polydactyly is Pallister-Killian syndrome (PKS). The disorder is a rare genetic disorder that affects multiple systems in the body and is caused by an extra copy of chromosome 12p.

PKS is a complex multisystem disorder characterized by an unusual facial appearance, intellectual disability, seizures, and other health problems. Pallister-Killian syndrome is a chromosomal disorder that is caused by an extra copy of chromosome 12p in cells of the body. Because the extra chromosome 12p is present in a mosaic pattern, this condition is referred to as a mosaic chromosomal abnormality.

PKS affects multiple systems in the body, including the heart, eyes, kidneys, and other organs. PKS is associated with a unique facial appearance, intellectual disability, seizures, and other health issues. Individuals with PKS have distinct facial features such as a high forehead, short nose, low-set ears, a small chin, and a cleft lip and/or palate. Vision difficulties such as microphthalmia or anophthalmia, which are underdeveloped or absent eyes, are also a feature of PKS.

PKS may also cause polydactyly, an extra finger or toe, or syndactyly, in which two or more fingers or toes are joined. The feet and hands may also have unusual creases, known as palmoplantar creases. There are other symptoms of PKS, which vary among individuals. These symptoms may include seizures, skeletal abnormalities, heart defects, hearing loss, and various other health issues.

To know more about chromosomal abnormalities, refer

https://brainly.com/question/2852863

#SPJ11

Answer:

D. Water molecules will move across the cell membrane at a faster rate with late regulation from the aquaporin.

If the function of an aquaporin is inhibited, water molecules will move across the cell membrane at a much slower rate. Thus, the correct option for this question is B.

The fundamental function of most aquaporins is to conduct the transport of water molecules across the cell membrane with respect to osmotic gradients that are significantly constructed by active solute transport.

Aquaporins are transmembrane proteins that remarkably form the channels and facilitate the rapid transportation of water molecules in both directions of the cell membrane.

If the function of an aquaporin is inhibited, the water movement is facilitated by diffusion also. So, a slow rate of water movement is carried out in the absence of aquaporins.

Therefore, water molecules will move across the cell membrane at a much slower rate, if the function of an aquaporin is inhibited. Thus, the correct option for this question is B.

To learn more about Aquaporins, refer to the link:

https://brainly.com/question/28170746

#SPJ5

Answer:

part 1 of this question is 17.1/.76=90

90/x

x=4

90/4=22.5

22.5 mil years for one full base pair mutation to occur

Explanation:

this is the model for part 2

The growth of cancerous cells is unbounded therefore, option c is the correct answer.

Consequently, it can be referred to as immortal. In healthy cells, when DNA is damaged or the cell is injured, the cell either heals, or if the damage is irreparable, the cell goes through apoptosis or programmed cell death.

The normal cell cycle is altered in cancer cells as a result of chromosomal abnormalities, such as defects in tumor suppressors or proto-oncogene genes. As a result, when a cell is injured or suffers DNA damage, programmed cell death is not triggered, and cancerous cells continue to proliferate.

The extra modifications in the cancer cells brought on by the chromosomal abnormalities make the disease progressive and proliferative.

The telomere shortens with each cell division in healthy cells, reducing the usual lifespan of the cell. After a predetermined number of cell divisions, the telomere, which normally protects the chromosome, is shortened, and the typical cell commits apoptosis as a result of aging. Cancer cells may become immortal because the telomere does not shorten during cell division in these cells.

Want to know more about cancer cells visit the link which is given below;

brainly.com/question/27203456

#SPJ4

The correct statement about carbohydrates is that disaccharides contain two monosaccharides bonded together.

Carbohydrates, along with proteins and fats, are one of the three main nutrients found in foods and beverages. Carbohydrates are converted into glucose by your body. Glucose, also known as blood sugar, is the primary energy source for your body's cells, tissues, and organs. Glucose can be used right away or stored for later use in the liver and muscles.

Monosaccharide and disaccharide groups are found in simple carbohydrates. Monosaccharides are made up of a single simple sugar unit, such as glucose, fructose, or galactose, and they cannot be broken down further. To create more complex carbohydrates, these three monosaccharides are combined in various ways.

Disaccharides are made up of two monosaccharide units joined by a glycosidic bond. O-glycosidic bonds, in which the oxygen from the a hydroxyl group becomes connected to the carbonyl carbon, are the most common glycosidic securities connecting monosaccharide units.

To know more about the Carbohydrates, here

https://brainly.com/question/29775112

#SPJ4

surface area = 6 * (side length * side length) = 6 * (3mm * 3mm) = 54mm^2

Volume = (side length * side length * side length) = (3mm * 3mm * 3mm) = 27mm^3

Surface area to volume ratio = surface area / volume = 54mm^2 / 27mm^3 = 2

Therefore, the surface area of the cube is 54mm^2, the volume is 27mm^3, and the surface area to volume ratio is 2. I hope this helps! Let me know if you have any other questions.

Answer: bornite

Explanation: A copper-ore mineral, copper and iron sulfide (Cu5FeS4). Typical occurrences are found in Mount Lyell, Tasmania; Chile; Peru; and Butte, Mont., U.S. Bornite, one of the common copper minerals, forms isometric crystals but is seldom found in these form

Steve would need to gather other scientists who have come to the same conclusion and introduce those claims to government officials.

Policy for science can be arrived at when scientists pitch the outcomes of their findings to the government. especially if the findings affect the country or its people at large.

As a conservation biologist, Steve will need to work hand in hand with other scientists in the same field. Together, they can then present their findings to the government and advise the government accordingly.

More on policy for science can be found here: https://brainly.com/question/12720690

#SPJ1

Answer:

I dont know I think d or b

dont take this answer seriously

Answer:

A parasitic plant is a plant that derives some or all of its nutritional requirement from another living plant.

Answer:An organism, especially a fungus or bacterium, that grows on and derives its nourishment from dead or decaying organic matter. Example: parasitic plants: viscous album, cuscuta campestris, Orobanche ramosa etc . Example: Mushrooms and moulds, Indian pipe, Corallorhiza orchids, and Mycorrhizal fungi etc.

Answer:

The parts where protein digestion takes place are :

1. Small Intestine 2. Large Intestine

Answer:

he looked at some tree bark and saw cells

Explanation:

Answer:

d horse ,................................ I think

Answer:

I think B

Explanation:

The circulatory system is the method of transport in plants and animals. Animals must have nutrients and oxygen reach every cell in their body. Plants must have nutrients and carbon dioxide reach every cell in their "body." The circulatory system is how these things are carried around the living organism.

In the first three years of the experiment, small granivore populations increased 3.5 times in the semi-permeable plots. In these same plots, however, small insectivorous populations did not change. This can be explained because small granivores are herbivores and can easily obtain food from the semi-permeable plots, which consist of seeds that the animals feed on.

Therefore, the increase in small granivore populations can be attributed to the increased availability of food. On the other hand, small insectivorous populations did not change because their diet is not primarily composed of seeds or other plant material. Instead, they primarily feed on insects and other small invertebrates. Thus, the availability of plant material in the semi-permeable plots would not have any effect on their populations as compared to granivores.

Another factor that could have contributed to the increase in small granivore populations in the semi-permeable plots is the relative lack of predation. As plant material is relatively dense and difficult to move through, the small granivores would be relatively protected from predators. In contrast, small insectivores are likely more exposed to predators as they move about to find their food.

Learn more about predators at:

https://brainly.com/question/12410124

#SPJ11

In glycolysis, two reactions are coupled to ATP hydrolysis: (1) the phosphorylation of glucose to glucose-6-phosphate, catalyzed by hexokinase, and (2) the phosphorylation of fructose-6-phosphate to fructose-1,6-bisphosphate, catalyzed by phosphofructokinase.

Two reactions of glycolysis involve substrate-level phosphorylation, which is the direct transfer of a phosphate group from a high-energy substrate to ADP, forming ATP:

(1) the conversion of 1,3-bisphosphoglycerate to 3-phosphoglycerate, catalyzed by phosphoglycerate kinase, and

(2) the conversion of phosphoenolpyruvate to pyruvate, catalyzed by pyruvate kinase.

These reactions are essential for generating ATP molecules to provide energy for cellular processes. In summary, glycolysis consists of two energy investment reactions that consume ATP and two energy generation reactions that produce ATP through substrate-level phosphorylation.

For more such questions on glycolysis, click on:

https://brainly.com/question/4109143

#SPJ11

Answer:

gas can be used for fuel

Explanation:

Proteases are enzymes that break down proteins into smaller peptides and amino acids. The activity of protease varies with the pH of the surrounding environment. At pH 4.0, protease enzymes are active and have a higher catalytic rate than at pH 7.0.

This is because the optimum pH for most proteases is acidic, typically between pH 4.0 and 5.5. At pH 4.0, the acidic environment causes the protease to undergo a conformational change, which enhances its ability to interact with the substrate.

The acidic environment also increases the concentration of H+ ions, which can protonate the side chains of the amino acids in the protein, making them more susceptible to proteolytic cleavage. In contrast, at pH 7.0, which is close to neutral pH, the protease enzyme activity is lower because it is operating outside of its optimal pH range.

The enzyme may undergo a conformational change that affects its active site and reduces its ability to interact with the substrate. The pH 7.0 environment also has fewer H+ ions, which reduces the protonation of the amino acid side chains in the protein, making them less susceptible to proteolytic cleavage. In summary, protease activity is higher at pH 4.0 than at pH 7.0 due to the optimal pH range of the enzyme.

To know more about proteolytic cleavage visit:

https://brainly.com/question/30548368

#SPJ11

Answer:

A. Restriction enzymes

Explanation:

PENN

The proteins which are produced from recombinant DNA are known as Restriction enzymes. Thus, the correct option for this question is A.

Restriction enzymes may be defined as the types of enzymes which are responsible for cutting down DNA into numerous fragments. These types of enzymes are also known as molecular scissors.

Restriction enzymes are present in the bacteria to provide a type of defense mechanism called the restriction modification system.

The first restriction endonuclease is known as the Hind II, which was isolated by Smith, Wilcox, and Kelley in 1968. These proteins are definitely synthesized by the methodology of recombinant DNA.

Therefore, restriction enzymes are proteins that are produced from recombinant DNA. Thus, the correct option for this question is A.

To learn more about Recombinant DNA, refer to the link:

https://brainly.com/question/5996835

#SPJ2

Complete question: (Note: I failed to find the exact same question with its options, so I included many possible statements about convection)

The mantle is the layer in which convection occurs causing the crust to move. Which statement below best describes the convection currents in Earth's mantle?

Answer:

Explanation:

The convection currents are the result of heating by temperature gradients. Differences in temperature and density produce these currents. Warm materials are lighter and can ascend, while cold materials are heavier and denser, so they tend to descend. These materials movements create a circular motion pattern known as convective currents. They occur in the atmosphere, in the water, and the earth´s mantle.

In the last case, while the hot mantle emerges from the deepest areas, the cold mantle sinks, creating a circular convection current. These play an important role in fluids circulation and might be responsible for the movements of the lithospheric plates that are over the mantle. The temperature in the oceanic lithospheric plates is much inferior to the mantle´s temperature, so the lithospheric pieces sink, creating a descendent current.

Near the terrestrial core, the temperature might reach up to 3,500ºC, and solid materials in these areas melt and fuse. When fusing, materials lose density, becoming lighter and ascending again to the surface, creating the ascending currents. The currents of ascending materials are known as thermal feathers or plumes.