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Volgvan
4 years ago
8

What embryo-produced hormone maintains progesterone and estrogen secretion by the corpus luteum through the first trimester of p

regnancy?
Biology
1 answer:
7nadin3 [17]4 years ago
6 0

Answer:

Human chorionic gonadotropin

Explanation:

Human chorionic gonadotropin is a hormone produced after the implementation with the function to promote the maintenance of the corpus luteum during the beginning of pregnancy. This is important because hormones produced by corpus luteum, such as progesterone enrich the uterus with f blood vessels so that it can sustain the growing fetus.

Human chorionic gonadotropin is often used in pregnancy tests, since its presence indicates pregnancy.

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Which technique should a pilot use to scan for traffic to the right and left during straight-and-level flight?
Sergio [31]
I believe the technique is Systematically focus on different segments of the sky for short intervals. Pilots must always be watchful for other aircraft. An effective scan is performed by systematically focusing on different segments of the sky for short intervals normally 1 or 2 seconds per segment. First look in the direction of the turn, raising or lowering the glider's wing to view above and below. 
5 0
3 years ago
Match the vocabulary word with its meaning. 1. trait an aspect of ourselves that is stable and enduring 2. continuum an importan
Leni [432]

Answer:

1. Trait

2. Critical period

3. Toxins

4. Determinism

5. Continuum

6. Object permanence 

Explanation:

1. Trait

A trait has to do with something that its stable and enduring e.g. Self-esteem -a personality trait that deals with an individual's beliefs, emotions and behaviours.

2. Critical period

A critical period is defined as a window through which a system sustains an increased sensitivity to a certain stimuli so as to develop in a functional form.

3. Toxins

A toxin is a poisonous substance manufactured within living cells or organisms. It doesn't comprise of synthetic toxicants which are produced by artificial methods.

4. Determinism

Determinism is a theory that holds on to the belief that every event, moral choices e.t.d are totally controlled by previously existing causes. It basically preclude free will since it believes that humans cannot behave in certain ways otherwise than the way they do.

5. Continuum

It has to do with spectrum, range, or series.

6. Object permanence 

Object permanence is the concept of objects being in existence even when the objects cannot be felt (seen, heard, touched, smelled or sensed in a particular form).

8 0
3 years ago
Help due today!!!!
leonid [27]

Where crops need a lot of shade to flourish, alley farming works best.

<h3>What do you mean by farming?</h3>

The raising of animals for human consumption and the cultivation of crops are both referred to as farming. In order to maintain environmental conservation, sustainable farming practices must be adopted.

Crop plants are grown amid rows of trees in a practice known as "ally farming." Where crops need a lot of shade to flourish, alley farming works best.

Learn more about sustainable farming here: brainly.com/question/5695985

#SPJ1

8 0
2 years ago
Read 2 more answers
Are they threatened habitats in your area? What factors do you think led to the loss of these habitats? Is it possible for peopl
Aleksandr [31]

threatened habitats in your area. factors led to the loss of these habitats?  possible for people to settle in a habitat without having a negative impact? the Cajuns able to sustain themselves on the prairie.

7 0
3 years ago
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Answer the following questions about earths spheres to the best of your ability.
Eva8 [605]

Answer:

1 All the spheres interact with other spheres. For example, rain (hydrosphere) falls from clouds in the atmosphere to the lithosphere and forms streams and rivers that provide drinking water for wildlife and humans as well as water for plant growth (biosphere). ... Flooding rivers wash away soil. 2 As the global human population continues to grow, so too does our impact on the environment. The ingenuity with which our species has harnessed natural resources to fulfill our needs is dazzling.

3 Humans impact the environment through their interactions in many different ways, such as overpopulation, pollution, and the burning of fossil fuels. Human environment interactions have resulted in impacts, such as climate change, soil erosion, and air pollution. 4 All the spheres interact with other spheres. For example, rain (hydrosphere) falls from clouds in the atmosphere to the lithosphere and forms streams and rivers that provide drinking water for wildlife and humans as well as water for plant growth (biosphere). 5 The National Environmental Policy Act of 1969 committed the United States to sustainability, declaring it a national policy “to create and maintain conditions under which humans and nature can exist in productive harmony, that permit fulfilling the social, economic and other requirements of present and future generations.”

6 0
3 years ago
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