Most golden algae are
a. unicellular and autotrophic.
b. unicellular and heterotrophic.
c. colonial and autotrophic.
d. colonial and heterotrophic.
e. multicellular and heterotrophic.
C
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For which of the following is the first amino acid in proteins formylmethionine?
a. Archaea only b. Bacteria only c. both Archaea and Bacteria d. neither Archaea nor Bacteria e. Archaea, Bacteria and Eukarya
What are the length of DNA from a single
human cell?
a. 2 nanonmeters b. 2 micrometers c. 2 millimeters d. 2 centimeters e. 2 meters
Green and colleagues assessed the degree of past interbreeding between modern Homo sapiens populations and extinct premodern populations by looking at an aspect of genetic diversity known as ________. [three words]
Fill in the blank(s) with correct word
If a person were born with the inability to produce pepsin, how would this affect his or her digestion?
A) He or she could not break down lactose. B) He or she would digest proteins with difficulty. C) He or she would fail to metabolize glucose. D) He or she would no longer be able to absorb DNA.