What class do sea cucumbers belong?

a. Chordata
b. Echinoidea
c. Hemichordata
d. Holothuroidea
e. Urochordata


Answer: d. Holothuroidea

Biology & Microbiology

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Transcription in eukaryotes occurs in the

A) RNA polymerase. B) endoplasmic reticulum. C) cytoplasm. D) nucleus.

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All Hfr strains possess an F factor integrated into the host chromosome

Indicate whether the statement is true or false.

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Diploid Cells

What will be an ideal response?

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In pools below waterfalls, where predation is ________, male guppies are ________, whereas in pools above waterfalls where predation is ________, male guppies are ________.

A. high, drab colored, low, more colorful B. low, more colorful, high, drab colored C. high, more colorful, low, drab colored D. low, drab colored, high, more colorful

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