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True [87]
3 years ago
15

What is the main difference between purines and pyrimidines?

Biology
1 answer:
zubka84 [21]3 years ago
6 0
Purines are two ringed structures
pyrimidines are single ringed structures
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Comprehensive Biology
sergey [27]

Answer:

Genetic Mutations

Explanation:

Whenever there is a genetic mutation (point, frame shift,...) our DNA is altered. Over billions of years, there is the potential of having mutated DNA passed down from generations, adding their own mutation, causing diversity in the gene pool, ultimately changing the genetic code of species throughout the years.

7 0
3 years ago
17. Which of the following is comprised primarily of fatty acids and other single tailed amphiphiles? A) lipid bilayers B) two-d
eduard

Answer: A) lipid bilayers

Explanation: The lipid bilayer is made up of fatty acids and amphiphilic phospholipids (hydrophilic phosphate head and a hydrophobic tail).

The lipid bilayer controls molecules, ions that goes in and out of the cell.

3 0
3 years ago
Define carrying capacity with an example?
fomenos

Answer: caring capacity is the maximum amount of a population that an enviornemtn can sustain for carry.

Explanation:

Deer eat a lot of plants, tress and shrubs etc. When hunters kill wolves (deers natural predator) their carrying capacity increased until they started to eat all the vegetation and the deer began to starve because they reached their carrying capacity.

7 0
2 years ago
Why is the permeability of
ella [17]

Answer:

D. to allow members to improve their personal lot better than that of

their in-group

Explanation:

I got it right

Good Luck and Have a Blessed Day

6 0
1 year ago
Can a mango tree and a banana plant 1 point planted together produce a mango tree that has banana fruit? * O Yes O No​
SIZIF [17.4K]

Answer:   yes

Mango Love

While you don't need two trees to get a fruit crop, you do need both male and female flower parts. ... Generally, about a quarter of the mango flowers on one tree will contain male reproductive organs, while the other flowers contain both male and female reproductive organs, which is termed hermaphroditic.

Explanation:

7 0
2 years ago
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