Which cell does NOT have a nucleus in humans?
a. erythrocytes
b. lymphocytes
c. neutrophils
d. eosinophils
e. macrophages
Answer: a
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Two isolates with identical RFLPs are considered
A. the same strain. B. different strains. C. possibly the same strain. D. different genera.
Aequorin, a protein produced by jellyfish and ctenophores, can be used to detect the release of Ca2+ ,
an important control element in many eukaryotic cells, into the cytosol by
a. releasing a burst of light. b. depolarizing the cell membrane. c. causing a conformational change in the shape of G proteins. d. phosphorylating tyrosine. e. More than one answer is correct.
Use the scientific method to analyze this question: Why has the population of kangaroo rats declined in Riverside County?
What will be an ideal response?
Aphid-Buchnera Symbiosis
What will be an ideal response?