Biology, 21.07.2019 10:30 sjdpdpisdjsipjd7327

Ascientist has been tracking and studying a population of deer in yellowstone national park. he surveys the population every six months. usually, the population is thriving and has a gene pool with a wide variety of traits. but during one six-month period, an event occurred that affected the population, and when the scientist returned, the amount of genetic variation had decreased significantly. which of the following is most likely the event that occurred to change the population? a yellowstone national park expanded its borders. b a population of wolves was introduced into yellowstone national park. c the amount of disease in the deer population decreased. d more grass and shrubs were planted in yellowstone national park.

Answers: 2

Show answers

Another question on Biology

Biology, 22.06.2019 07:20

Agroup of plant cells was exposed to radiation, which damaged the chloroplasts and caused them to lose function. if the mitochondria were unharmed, what would happen to the overall function of the plant cells? a. the cells would not be able to make food, but would be able to release energy from biomolecules. b. the cells would not be able to replicate dna, but would be able to break down waste. c. the cells would not be able to break down waste, but would be able to replicate dna. d. the cells would not be able to release energy from biomolecules, but would be able to make food.

Answers: 1

Answer

Biology, 22.06.2019 09:30

What is the difference between a scientific hypotheses and a scientific theory?

Answers: 1

Answer

Biology, 22.06.2019 10:30

During a fierce storm a large number of tall trees on an island are uprooted by the wind and die. most of the trees on the island are now short trees and produce seeds that grow into short trees. what concept is shown in this example? question 5 options: natural selection artificial selection genetic engineering gene splicing

Answers: 2

Answer

Biology, 22.06.2019 13:10

Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.

Answers: 1

Answer

You know the right answer?

Ascientist has been tracking and studying a population of deer in yellowstone national park. he surv...

Questions