Which statement best contrasts food chains and food webs

What is the part of the regolith that supports the growth of plants?

This is my last question for the day. What is the secondary consumer in this energy pyramid? A. snakes B. grasshoppers C. mice D. grasses E. none of the above

Which is an example of an external response to stimuli? A. a rabbit sensing a predator is approaching B. the body recognizing it is constantly feeling thirsty C. getting water to drink to quench the body's thirst D.

Surrounded by two membranes and that is the site of cellular respiration, which produces ATP

Which characteristics are used to describe air? Select three options. altitude density mass pressure radiation

What type of system is associated with weather that has lots of clouds and thunderstorms with the possibility of tornadoes?

What is our sharpest, clearest vision called?

Comb shape in chickens represents one of the classic examples of gene interaction. Two gene pairs interact to influence the shape of the comb. The genes for rose comb (R) and pea comb (P) together produce walnut comb.

A scientist was testing an unknown chemical for the presence of various sugars and found that the only sugar present was the monosaccharide ribose. Which of the following molecules is most likely the unknown chemical?

What are the medical terms for meiosis?