Biology, 30.12.2020 21:10 gunnatvinson

What is earth and how does it improve and noprobe

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Biology, 21.06.2019 19:00, meaddestinee

The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. the ancient whale is extinct and is believed to be an ancestor of the present-day whale. what do these skulls most likely show that supports darwin’s theory of evolution? all populations can adapt and survive. only some organisms have a common ancestor. populations change slowly over time. populations rapidly become extinct.

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Biology, 22.06.2019 01:30, vetterk1400

Plz ! cattle ranchers and dairy farmers rarely allow all of their animals to reproduce instead they practice selective breeding and only encourage the reproduction of animals with specific features. which of the following cows would a dairy farm most likely choose to reproduce? a. a cow that makes a lot of milk. b. a cow that can run quickly. c. a cow with a think, soft fur. d. a cow with large, strong hooves.

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Biology, 22.06.2019 01:30, vanderrage

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

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Biology, 22.06.2019 17:20, kia9174

Which of the following is an advantage of using embryonic stem cells in medical research? a. the use of embryonic stem cells is much less expensive than the use of adult stem cells. o b. no living tissue is damaged when scientists use embryonic stem cells. o c. embryonic stem cells are able to differentiate into a wider range of cells than adult stem cells. d. there is no controversy surrounding the use of embryonic stem cells.

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What is earth and how does it improve and noprobe...