Biology, 30.10.2020 21:50, joshuag5365
Question 3 (2 points)
Which of the following scenarios is an example of evolution by natural selection? (2 points)
1. A population of brown birds is nearly wiped out from a volcanic eruption. Most of the surviving birds are red, and after several
generations the population is predominantly red.
II. Lions, cheetahs, and other large predators prey on a population of antelope; the fastest antelope are most likely to escape
predators and live to reproduce.
III. Fertilizer runoff (phosphates) pollutes a nearby pond, where it stimulates over production of algae using up most of the pond's
oxygen and killing off the pond's larger fish,
оа
I only
Oь
Il only
ос
Ill only
Od
I and II only
Оe
II and III only
Answers: 3
Biology, 22.06.2019 10:30, TH3L0N3W0LF
16. which of the following accurately describes a step within transcription? a. dna polymerase uses one strand of rna as a template to put together nucleotides. b. the dna strand is used as a template for which a complementary rna strand can be produced. c. the rna strand forms a template by which dna can be built. d. the rna strand is produced within the cytoplasm.
Answers: 3
Biology, 22.06.2019 14:20, audrey1256
Do the following statements describe actin, myosin, both of the proteins or neither of the proteins? (a) contains a binding site for calcium (b) found in the i band (c) exists in a globular (g) form and a filamentous (f) form (d) contains a binding site for atp (e) is a component of the thin filament (f) is a component of the thick filament
Answers: 2
Biology, 23.06.2019 01:30, tristan4233
Imagine that you are searching your room for a textbook. which portion of the cortex would be most active during this search?
Answers: 1
Question 3 (2 points)
Which of the following scenarios is an example of evolution by natural select...
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