The structure labeled "E" is formed
a. under favorable conditions.
b. under unfavorable conditions.
c. by mitosis.
d. by meiosis.
e. by fusion of individual cells.
B
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Our understanding of the evolutionary process reveals that:
a. all organisms change through time. b. all populations are related through a shared ancestry. c. evolution has produced the spectacular diversity of life on Earth. d. development has produced the spectacular diversity of life on Earth. e. all organisms change through time and all populations are related through a shared ancestry
Which of the following is most likely the cause of
the current extinction crisis? a. asteroid impact b. human activity c. adaptive radiation d. tectonic activity e. climate change
Which of the following is an important characteristic for a model organism?
A) marginally characterized B) difficult to manipulate in the laboratory C) prone to random changes that alter primary characteristics D) widely studied E) all of the above
Which technique does NOT involve PCR?
a. MDA b. metatranscriptomics c. T-RFLP d. SIP