Cells within the morula ____

a. are identical
b. are not differentiated
c. number over 1000
d. each contain a different portion of the egg’s cytoplasm
e. are each the same size of the original egg


ANSWER: d

Biology & Microbiology

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The approximate yield of ATP from the full oxidation of a molecule of glucose is:

A. 2 B. 6 C. 12 D. 32 E. 64

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The concept of ____ explains why children of parents who are at the extreme ends of a normal (bell-curve) distribution for a phenotype are usually closer to the population average for the phenotype

a. correlation coefficient b. regression to the mean c. multifactorial differences d. concordance e. epigenetics

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Compare and contrast the formation, properties, and characteristics of covalent and ionic bonds. What will be an ideal response?

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The spiders in the diagram above are 




A. tertiary consumers.
B. herbivores.
C. at the third trophic level.
D. omnivores.

Biology & Microbiology