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mina [271]
3 years ago
5

3. Characteristics that are harmful to a species tend to decrease in frequency from generation to generation because these chara

cteristics usually
Biology
1 answer:
kozerog [31]3 years ago
5 0
This is because these characteristics normally have a low survival value for the species. Natural selection is a process that causes heritable traits that are helpful for survival and reproduction to become more common, and more harmful traits to become rare. This occurs because organisms with advantageous traits pass on more of these heritable traits to the next generation.
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Bacteria can thrive in many environments including hostile environments like hot springs, polar ice caps and salt flats. This is
sladkih [1.3K]
I think its A because  the small size , shape and the methods of movement have nothing to do with the environments it can survive in <span />
8 0
3 years ago
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So option 1, 2 or 3....................................................................
kotykmax [81]
I would probably go with 2
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3 years ago
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castortr0y [4]

<span>1) Which of the following is a possible formula unit? PbO -  Li2B  - Al2Pb3 -  ClO
The correct answer is PbO which is Lead(II) oxide – also known as Lead Monoxide – which is an inorganic compound. It is an Amphoteric oxide which can be found, in modern use, in industrial glass, ceramics, or computer components, due to its crystal structure. </span>

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<span>2) What is the formula of a compound formed between iodine (I) and calcium (Ca)?
Calcium will always give two electrons. but iodine can receive only one. Therefore two atoms of iodine react with one atom of calcium to give CaI2. Their bond is an ionic bond.
Ca 2+ + 2I 1- --> CaI2</span>

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<span>3) What is the resulting formula unit when strontium (Sr) and phosphorus (P) bond?
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7 0
4 years ago
Photosynthesis is an example of metabolism <br><br> True or false
kirza4 [7]
Hi there!

The answer should be True.

Hope this helps!

-Payshence xoxo
4 0
3 years ago
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Which of the following summarizes the endocrine system's role? Group of answer choices To carry nerve impulses throughout the bo
g100num [7]

Answer:

To regulate body activities (like growth and immunity) by sending chemical messages                      

Explanation:

Endocrine system: The term "endocrine system" is described as a specific system that is being made up of different glands that tend to secrete and produce distinct hormones, chemical substances that are being produced inside an individual's body is responsible for regulating the activities of different organs and cells. However, the given hormones are responsible for regulating the body's metabolism, growth, and sexual function and development.

5 0
3 years ago
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