A defense mechanism of hagfish is ____
a. to tie into a knot to prevent them from being swallowed.
b. foul odor.
c. abundant mucus.
d. detection by the semicircular canals followed by avoidance.
e. a sharp fin spine.
C
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Identifying proteases being essential for replication of a virus would suggest the virus
A) lyses its host following genome replication. B) contains at least one polyprotein. C) has a single-stranded RNA genome. D) uses at least one set of overlapping genes.
What is a potential consequence of non-disjunction in meiosis?
a. extra chromosomes b. the correct number of chromosomes c. non-disjunction only during mitosis d. non-disjunction only during DNA replication
Which of the following features likely accounts for the difference between plant and animal cell cytokinesis?
A) Animal cells lack the microfilaments required for forming a cleavage furrow. B) Animal cells lack chloroplasts. C) Plant cells have cell walls. D) Plant cells have two sets of chromosomes; animal cells have one set of chromosomes.
In the short-term, gains in ______ are a good indicator of nutritional status. The best indicator of long-term nutritional status in a child is gains in ______.
What will be an ideal response?