Amniotes differ from earlier vertebrates by ____

a. their large size
b. their three-chambered heart
c. producing eggs in which the young can develop away from water
d. the possession of a slimy skin
e. having external scales


ANSWER: c

Biology & Microbiology

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A cell biologist has developed a new drug that blocks vesicle transport at the cis face of the Golgi apparatus. What will this drug prevent from happening inside a cell?  

A.  The synthesis of proteins or lipids on the endoplasmic reticulum. B.  The movement of materials from the Golgi apparatus to the plasma membrane. C.  The movement of vesicles from mitochondria to the Golgi apparatus. D.  The movement of the lipids and proteins from the endoplasmic reticulum to the Golgi apparatus. 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 know about vesicle transport? How does it relate to the question?   Consider Possibilities · What other information is related to the question? Which information is most useful?   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

The process by which fatty acids from triglycerides are converted to acetyl coenzyme A is called __________

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

Biology & Microbiology

Small birds must eat more frequently than large birds in order to maintain their body temperature.  This is because:

A. large birds are cold-blooded. B. small birds are cold-blooded. C. small birds have a lower surface area to volume ratio than large birds. D. small birds have a higher surface area to volume ratio than large birds.

Biology & Microbiology

According to the results of this experiment, germination of tobacco seeds during the first week is

(A) increased by exposure to light (B) unaffected by light intensity (C) prevented by paper towels (D) accelerated in green-leaved seedlings

Biology & Microbiology