The beating flagellae of ____ maintain a constant flow of water through sponges

a. amoeboid cells
b. choanocytes
c. sperm
d. porocytes
e. pinacoderm


B

Biology & Microbiology

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A cellular molecular pathway by which an external signal is converted into a functional response is called ____________________

Fill in the blank(s) with correct word

Biology & Microbiology

rDNA in eukaryotes is typically redundant

Indicate whether the statement is true or false

Biology & Microbiology

Which one of the following is NOT a component of each monomer used to make proteins?

A) a phosphorus atom, P B) an amino functional group, NH2 C) a side chain, R D) a carboxyl group, COOH

Biology & Microbiology

Which of the following is NOT found in

fermentation?

a. NADH b. ATP c. pyruvate d. oxygen e. glucose

Biology & Microbiology