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jok3333 [9.3K]
3 years ago
14

How do endothermic and exothermic reactions differ?

Biology
1 answer:
GREYUIT [131]3 years ago
5 0
An endothermic reactions involves absorption in which energy is on the reactant side of the question or the left side. Exothermic involves the release of energy in which energy is on the product side of the equation.
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A student used poster board to construct this model of DNA.Which statement describes this model of DNA?
pantera1 [17]

Answer:

The model is inaccurate because the base pairs are incorrect.

Explanation:

The model of DNA that the student made was:

G-G

A-A

T-T

C-C

G-G

A-A

T-T

C-C

The model is pairing the bases incorrectly since guanine (G) forms a base pair with cytosine (C) and adenine (A) with thymine (T). In other words, the bases do not pair with the same type.

The DNA strands, which have deoxyribose, phosphate groups, and different bases, are together thanks to hydrogen bonds between the pairs. The pair G-C has three hydrogen bonds, while the pair A-T has two hydrogen bonds.

8 0
2 years ago
The organ that produces a secretion that contains fructose, prostaglandin and fibrinogenm is the ____?
Leya [2.2K]

Answer:

<em>C</em><em>.</em><em> </em><em>Corpus</em><em> </em><em>cavernosum</em>

Explanation:

The organ that produces a secretion that contains fructose, prostaglandin and fibrinogenm is the <em>corpus</em><em> </em><em>cavernosum</em>

<em>PLEASE</em><em> </em><em>DO</em><em> </em><em>MARK</em><em> </em><em>ME</em><em> </em><em>AS</em><em> </em><em>BRAINLIEST</em><em> </em><em>UWU</em>

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3 years ago
Genotypes are the genes of an organism with alleles represented by letters of the alphabet. Phenotypes are an organism's observa
Dennis_Churaev [7]

Answer:

True

Explanation:

This is correct for both Genotypes and Phenotypes.

8 0
3 years ago
Read 2 more answers
Explain why nonpoint source pollution is a greater threat and hazard than point source pollution
balu736 [363]
Non point source pollution is a greater threat than point source pollution because non point source pollution disrupts the water cycle. 

7 0
3 years ago
a student reads in a science magazine that a mutation in a body cell causes it to divide rapidly, forming large masses of cells.
FrozenT [24]

Answer:

The student claim is incorrect

Explanation:

Uncontrollable cell division leads to formation of tumours and cancers if cells were to lose contact inhibition and migrate to other parts of the body.

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3 years ago
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