The end result of cleavage is a(n) ____

a. blastula
b. gastrula
c. zygote
d. embryo
e. mesoderm


ANSWER: a

Biology & Microbiology

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The main form of nitrogenous wastes released by mammals to their environment is ____

a. nitrate b. ammonia c. uric acid d. amino acids e. urea

Biology & Microbiology

Negative staining with India ink can be used to reveal the presence of capsules that surround bacterial cells.

Answer the following statement true (T) or false (F)

Biology & Microbiology

Refer to Figure 29-1. The structure labeled 1 is:


a. a conidium.
b. a perforated septum.
c. a hypha.
d. a basidium.
e. a spore

Biology & Microbiology

Which of the following is the best way to state the relationship between "data" and "results"?

A) "Data" and "results" are two names for the same thing. B) "Data" are the facts you collect from your experiment, whereas "results" are your interpretation of what the data mean. C) Any two scientists examining the same "data" would draw the same "results." D) The "Data" section should always come before the "Results" section in a scientific paper. E) Results are collected from the experiment and then data analysis is done

Biology & Microbiology