Compared to both prokaryotic and eukaryotic cells, viruses

A) lack proteins.
B) are not filterable.
C) have similar metabolic processes.
D) lack genetic material.
E) are generally smaller.


Answer: E

Biology & Microbiology

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A mutation in the transcription factor protein shown, protein T, disrupts the function of its DNA-binding motif. The most likely result of this mutation would be that  



A.  protein T can no longer directly interact with DNA, but it can still regulate gene expression through a second transcription factor.
B.  protein T can no longer interact with other transcription factor proteins, but it can still regulate gene expression by directly binding to DNA. C.  protein T can no longer regulate gene expression.
D.  protein T can still regulate gene expression by interacting directly with DNA regulatory regions.

Clarify Question
· What is the key concept addressed by the question?
· What type of thinking is required?
· What key words does the question contain and what do they mean?

  Gather Content
· What do you already know about transcription factors?
 
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

Community structure is a result of which of the following?

a. atypical interactions b. factorial interactions c. positive interactions d. negative interactions e. positive and negative interactions

Biology & Microbiology

The sugar that first bonds with carbon dioxide in the Calvin cycle is:

A) RuBP. B) G3P. C) rubisco. D) 3-PGA.

Biology & Microbiology

Preserved remains or traces of organisms that lived in the past are known as___

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

Biology & Microbiology