Which term describes a change in the environment that causes a response in a living organism?

Which of the following is considered by most biologists to be the most accurate in supporting the theory of evolution? A. Fossils B. Embryology C. DNA sequencing D. Genetic equilibrium

How does the dna in the offspring produced by these methods compare to the dna in the original organism

Which of the following is NOT functionally important in cells of the gametophytes of both angiosperms and gymnosperms? a. haploid nuclei b. chloroplasts c. mitochondria d. cell walls

Which answer choice best describes a community? Praying mantises caring for their young Three-spined sticklebacks living in estuaries Different species of lizards occupying the same niche in a desert Roosting mother bats recognizing their offspring

Which process is catalyzed by rubisco during the light-independent reactions of photosynthesis? A. glycolysis B. carbon fixation C. reduction D. regeneration

How have human activities affected the phosphorus cycle?

Many animals such as goats, deer, and cattle have horns or antlers. What purpose do these structures serve? Question 7 options: They are used for ornamentation and for attracting a mate.

Which of the following is not a characteristic shared by all chordates? fins hollow nerve chord pharyngeal pouches notochord

Alicia is not sure of the difference between a food web and a food chain. write a paragraph for alicia that explains the difference between a food web and food chain.

The distance north or south from the equator