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Marrrta [24]
3 years ago
7

The Magnetosphere Is Invisible. The Aurora Borealis (Northern Lights) Is The Evidence Of The Magnetophere.

Biology
1 answer:
IrinaK [193]3 years ago
5 0
The answer is true can you tell me answer my question
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In _______ a population isolated by a geographic barrier becomes a new species as it accumulates changes by natural selection or
Mashcka [7]

Answer:

The correct answer is allopatric speciation.

Explanation:

Allopatric speciation occurs when a geographical barrier comes between a species population living in the same area. This geographical barrier separates the population into two different geographical area which do not have the same condition.

So as both the separated population get different habitat environment to live so they evolve differently from each other. So natural selection and genetic drift works differently in both the population which brings genetic changes in the population and helps in creating a new species.

3 0
3 years ago
8. Green plants use oxygen for:
bija089 [108]

Answer:

a

Explanation:

plants uses oxygen for respiration, so in that process respiration takes place and respiration in plants has to do with the conversion of oxygen to carbon dioxide which serves as a means of respiration and during respiration ATP is being produced which stands for Adeosine triphosphate

3 0
3 years ago
Explain how selective breeding can lead to some sheep overheating from having too much wool
Snowcat [4.5K]

Answer:

Selective breeding of normal sheep with too much wool sheep.

Explanation:

Selective breeding can lead to some sheep overheating from having too much wool if the sheep of having more wool is crossed with normal wool so the offspring is produced with huge amount of wool on their body that keep its body warm in winter season and overheat in summer season. So the sheep shed their hairs in the summer season in order to reduce overheating of the body.

4 0
2 years ago
Which type of fish are sharks?
MaRussiya [10]

Answer:

B. Cartilaginous fish

Explanation:

Sharks have a cartilaginous skeleton. Cartilage is less dense than bone which allows sharks to move quickly through the water without using too much energy.

8 0
2 years ago
Which sentence correctly describes the relationship between DNA, genes, and chromosomes? A gene is a segment on the DNA. DNA is
kotykmax [81]
<h2>Answer:</h2>

The correct statement is option A which is, "A gene is a segment on the DNA. DNA is wrapped in proteins to form a chromosome".

<h3>Explanation:</h3>
  • A gene is the part of DNA in the nucleus which encodes for the specific trait in the body. DNA is the nucleotide sequence which is the blue print for the whole organism. It contains genes for all the structures and functions in the body.
  • So it is very long sequence containing the million of genes. So in nucleus it is present in compress form. It is wrapped on the histones proteins and condense and supersondense into a specific structure which is known as chromosome.
8 0
3 years ago
Read 2 more answers
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