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Amiraneli [1.4K]
3 years ago
15

Structure of DNA:Question 7

Biology
1 answer:
soldi70 [24.7K]3 years ago
6 0
The answer is 4 I’m pretty sure
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Beth learned in her science class that white blood cells in the human body capture harmful material by engulfing them. Then they
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The eurkaryotes which has a similar mode of nutriion is Amoeba.
Amoeba is a unicellular eukaryotes. It eats microscopic organisms. When it sights a food substance, it surrounds the food substance with its food vacuole and enclose it inside the food vacuole where the food particle will be digested. The nutrients in the food will move into the cell and amoeba will excrete the waste using contractile vacuole.<span />
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3 years ago
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Brian's eighth grade biology class is conducting a scientific investigation to find out what types of rock the school is built o
Dominik [7]

Answer:

Gathering evidence.

Explanation:

Scientific evidence refers to the information obtained by research or observation.t This is the root of the scientific method because it's how an investigator evaluates different ideas, theories, or hypotheses. The mechanism of science involves explaining the phenomena we see in the world that match the data one has collected for the purpose. If one's theory doesn't match the evidence, then it needs to be revised. Therefore collecting evidence is a significant part of scientific investigation.

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4 years ago
It is estimated that there are as many as ____________ species in the world, though as few as ____________ of these species have
andrew11 [14]

Answer:

scientist has estimated that over 8.7million species in the world of plants and animals in existence, though as few as 6.5million on land and 2.2million in the ocean

7 0
3 years ago
When Mr. Valdez thought his 1-year-old daughter had fallen down the stairs, his heartbeat accelerated, his blood pressure rose,
prohojiy [21]

Answer:

Sympathetic Nervous System.

Explanation:

Sympathetic nervous system is one of the parts of Autonomic nervous system and the other part is Parasympathetic nervous system.

As a whole the autonomic nervous system controls the unconscious responses of our body.

The main function of the Sympathetic nervous system is to stimulate the 3F response of the body. Here 3F refers to Fight, Flight and Freeze. Adrenal gland is stimulated by this system which secretes adrenaline. Due to the effect of adrenaline heart neat increases, blood pressure increases, pupils dilate, sweat glands are activated, peristalsis in the gut is inhibited, and kidney secretion increases.

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4 years ago
The chief distinction in the intellectual powers of the two sexes is shewn by man’s attaining to a higher eminence, in what he t
Vanyuwa [196]

Answer:

False.

Explanation:

This phrase was described by Darwin in "The Descent of Man." Darwin, in his work, considered the superiority of man over woman as an adaptation. Even if we agree that it has at some tribal time contributed to the sexual division of labor, the struggle for gender equality today is proof that evolutionary explanations are not always sufficient, and that they should consider the cultural aspect more what sociobiology has done.

Men did not achieve superiority because of an evolutionary process, but through a cultural process that oppressed and weakened women for centuries. For this reason, the excerpt shown in the question is false. The main distinction in the intellectual powers of both sexes is shown through the capabilities of each individual, whether male or female.

8 0
4 years ago
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