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PilotLPTM [1.2K]
3 years ago
5

5. Studying light from a star allows us to… a. determine a star's temperature b. determine what elements the star is made of c.

determine how a star is moving (toward, away, fast, slow) d. all of these e. none of these
Biology
1 answer:
Basile [38]3 years ago
4 0

Answer:

The correct answer is option C "determine how a star is moving (toward, away, fast, slow)"

Explanation:

All realized components emanate and assimilate specific frequencies of light, which is important for the electromagnetic range. By considering the frequencies of light (as demonstrated by 'lines' inside the electromagnetic range) discharged by an object in space, astronomers can get a scope of information.

One thing they look at is the adjustment in situation of lines in the range from a star this can tell astronomers the distance away the star is, regardless of whether it is moving towards or away from us and how quick it is moving.

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Which of the following is NOT a desirable characteristic of an ideal antimicrobial agent?
andrew-mc [135]

Answer: b. It only arrest growth of vegetative cells

Explanation: An antimicrobial agent is a substance that kills o control the growth of microorganisms, for humans this is very important in medicine or agriculture among others.

This agent should act quickly and being stable that help it to make it cheaper, also should not harm humans or other host of the microbial organisms.

The agent is not useful if only kills vegetative cells because it is not preventing the reproduction of the organism specially in fungi which use sexual reproduction as a backup for asexual cell division, so they will keep spreading across the host.  

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Answer:

efends the body from microorganisms that could cause it harm or even death. one of the additional functions of the immune system. helps maintain homeostasis by removing old and or damaged cells from the body. complex and broad range of defensive mechanisms that the human body uses to combat infections and diseases.

Explanation:

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2 years ago
In England, peppered moths have two color forms, light and dark. Dark is a dominant trait. Until about 1850, the majority of
ehidna [41]

Theory of natural selection by Charles Darwin explains the moth appearance in England. The theory of genetics describes this as a mere shift of trait due to environmental factors.

<h3><u>Explanation:</u></h3>

Peppered moths are the moths found in England from a long time ago. The environment before the industrial revolution was pure and pollution free, which led to the growth of the white variety of moths as they were able to camouflage better with the bark of the trees from their hunters. The white trait were the parents, and fertilization between the two recessive traits gave rise to the recessive traits only.

But with the industrial revolution, the pollution increased to a huge extent, leading to deposition of smokes and soot on trees bark where white variety of the white moths got easily recognizable. This led to the black moths which now can camouflage better. Thus the nature selected black variety over white variety for better survival, and the white variety reduced dramatically.

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3 years ago
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20.

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3 years ago
I NEEED HELP AS QUICK AS POSSIBLE!!!
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Answer:

the right answer is D

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2 years ago
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