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Lunna [17]
2 years ago
6

Pattern of evolution in which long stable periods (stasis) are interrupted by brief periods of rapid change

Biology
1 answer:
swat322 years ago
3 0

Answer:

punctuated equilibrium

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So we can all be identified
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3 years ago
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Which of these statements about trophoblast is false?
lukranit [14]

Answer:

The statement C that says ''is derived from the inner cell mass'' is false.

Explanation:

The trophoblast is a structure composed of a set of cells (cytotrophoblast and syncytiotrophoblast), which are shaping the outer layer surrounding a blastocyst, during the earliest stages of embryonic development that mammals pass.

The trophoblast provides nutritive molecules to the developing embryo and facilitates its implantation to the uterine wall due to its ability to erode the tissues of the uterus, that is, it is responsible for making it possible for the embryo to be implanted in the uterine endometrium. Thus, the blast can join the cavity formed by the uterine wall, where it will absorb nutrients from the fluid from the mother.

During the third week, embryonic development includes the development of the trophoblast. At the beginning, the primary villi are formed by the internal cytotrophoblast which is surrounded by the outer layer of syncytiotrophoblast. Then, the cells found in the embryonic mesoderm are directed to the primary villous in the third week of gestation and when it ends, the mesodermal cells begin to be singled out to form blood vessel cells.

7 0
3 years ago
For cvd prevention, trans fat in the diet should account for less than ____ percent of calories. ​5
Serhud [2]

trans fats can be reduced to less than 1 percent of calories

Reduction in the consumption of trans fats can reduce blood cholesterol and these will consequently lower the risk of coronary heart diseases. Thus, food made from animals such as milk and meat products contain small quantities of Trans fats. However, trans fats can be reduced to less than 1 percent of calories to avoid build of plagues in the arteries called atherosclerosis.

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If two-parent with AB blood group claim and say that they have a baby with O blood group is born to them and it is their own bab
ad-work [718]
I’m not sure that’s hard ask ur mom lol
8 0
2 years ago
Describe one positive impact of this type of power plant on the environment.
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One positive impact of this type of power plant on the environment is that I creates no pollution, unlike other types of power plants like nuclear and fossil fuel.

One negative impact of this type of power plant on the environment is that it could harm fish. As the water hits the turbine, fish that it pulls along also hut the turbine, potentially killing them.

hope this helps !
7 0
3 years ago
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