What do plants take in during photosynthesis

Estimates are that p53 is mutated in 50% of all human cancers. If the gene that encodes p53 is mutated such that p53 is non-functional, what processes would be affected?

Identify which region of histone molecules are exposed and hence may easily be modified and state the names of the key chemical groups that can be added to histones to affect transcription regulation.

What do anaerobic organisms have in common with photosynthetic organisms? A.) They both appeared on Earth at about the same time. B.) They both can only exist as single-celled organisms. C.) They both need an energy source in order to survive. D.

What activity does bipedalism in primates describe? Group of answer choices walking on two feet walking on four feet walking using two legs and a tail swinging from branch to branch

Hardwoods reproduce using flowers and have broad leaves; hardwoods include trees such as a. Cedar b. Elm c. Pine d. All of the above

Which of the following is the correct sequence that describes the excitation and contraction of a skeletal muscle fiber? 1. Tropomyosin shifts and unblocks the cross-bridge binding sites. 2. Calcium is released and binds to the troponin complex. 3.

How did Linnaeus improve the classification of organisms? A / He created a way of naming organisms based on genus and species. B/He began grouping animals based on the places they live.

How are changes in populations related to the availability of an ecosystem's resources?

What are the six most common elements found in living organisms

Imagine a population of mice living at the beach where there is light-colored sand interspersed with patches of tall grass. In this scenario, light-colored mice blend in with the sand, and dark-colored mice can hide in the grass.