The amino acid that is placed first during translation in bacteria, mitochondria, and chloroplasts is

A. glycine.
B. methionine.
C. N-formyl-methionine.
D. serine.


C

Biology & Microbiology

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I think the proactive stance is a better attitude to promote than after-the-fact worrying! When planning a long week of sunbathing on the beach, What type of DNA damage should sunbathers be aware of before hitting the beach?  

A.  photolyase-induced mutations B.  decreased telomere length C.  thymine dimers D.  activation of uvr A, B, and C genes Clarify Question · What is the key concept addressed by the question?   · What type of thinking is required?   · What key words does the question contain?   Gather Content · What do you already know about light-induced DNA damage?   Consider Possibilities · Consider the different answer options. Which can you rule out?   Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer?   Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?

Biology & Microbiology

Developing vaccines for humans relies heavily on manipulating and engineering vectors

Indicate whether the statement is true or false.

Biology & Microbiology

Which biome contains few shrubs or trees and has limited rainfall?

A) grassland B) chaparral C) boreal forest D) tundra

Biology & Microbiology

The (body louse/cat flea/dog tick) is the primary vector of epidemic typhus.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology