Based on Darwin's ideas of descent with modification and natural selection, which observation would best support the ide
that increased competition causes changes in a species? (1 point)
A population of deer show an increase in antler size over time, which allows them to obtain more mares
during mating season
A population of rattlesnake goes extinct as the water resources in their environment dry up during an
extreme, prolonged drought
A population of artic foxes develop a brown fur color as warmer temperatures reduce the number of days of
snowfall in the area
A population of frogs develop greener skin after a hurricane blows away the white flowers in the
environment
Answers: 3
Biology, 22.06.2019 01:30
What is turgor pressure, what causes it, and what does it do for a plant?
Answers: 3
Biology, 22.06.2019 13:20
Imagine a self-reactive t cell that has not undergone clonal deletion in the thymus (that is to say, it has escaped central tolerance). if it encounters self antigen in the absence of an infection or inflammation, what will happen to this self-reactive t cell? (select two answers) (a) the t cell undergoes clonal expansion. (b) the t cell gains effector functions. (c) the t cell undergoes apoptosis. (d) the t cell becomes activated. (e) the t cell becomes anergic.
Answers: 1
Biology, 22.06.2019 14:20
9. what area of study applies scientific findings to create ways for solving problems or improving life? a biogeology b mathematics c manufacturing d engineering
Answers: 2
Based on Darwin's ideas of descent with modification and natural selection, which observation would...
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