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Rufina [12.5K]
3 years ago
13

Helllo can someone help me find the mistakes and put it on a right sentence plzzz

Biology
2 answers:
Liula [17]3 years ago
8 0
Does should be do. Thanks have a great day.
g100num [7]3 years ago
7 0

Answer:

Do they want to come to the aerobics class with me and Shawn

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The alleles that control which blood group antigens appear on the surfaces of red blood cells are:
evablogger [386]
<span>the alleles that control which blood group antigens appear on the suface of red blood cells are codominant.</span>
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This system is difficult to work with because it has six different parameters, all of which affect the behavior of the system. H
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check the attached file below

Explanation:

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The nucleus of an atom has a _______ charge.
Fantom [35]
Well a nucleus of an atom has a positive charge
2. is the correct answer 
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Which of these is an example of a chemical change?
lawyer [7]

The correct options are, frying an egg and burning candle.

Explanation :

Physical change : It is a change in which no new compounds are formed only changes occurs in size or state of substance. In this, there is no changes in the substance or compound.

Chemical change : It is a change in which a new compounds are formed by the chemical reaction. Changes occurs in their chemical composition and properties.

Frying an egg : It is a chemical change because a new substance is form by heating.

Burning a candle : It is chemical change because new substances are formed (carbon dioxide, water and heat) by burning.

Boiling alcohol : It is physical change because only changes in the state.

Melting and ice : It is a physical change because only changes in the state.

Making coffee : It is a physical change because no new substance is formed.

Therefore, frying an egg and burning candle are the example of chemical change.

4 0
3 years ago
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Which class of macromolecules is primarily used as rapidly available energy sources by living thing?
Dmitry_Shevchenko [17]

Answer:

The correct answer is - carbohydrates.

Explanation:

The four significant groups of macromolecules found in living beings are carbohydrates, lipids, nucleic acids, and proteins. carbohydrates comprised of carbon, hydrogen, and oxygen molecules, generally in a proportion of 1 : 2 : 1.

Living things use carbohydrates as their main form of energy.  Carbohydrates are a class of macromolecules is essentially utilized as a quickly accessible energy source by living things.

Thus, the correct answer is - carbohydrates.

7 0
3 years ago
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