Increased use of antibiotics since the few that are immune will survive and reproduce and will out grow others that arent.
nebular hypothesis
The most widely accepted theory of planetary formation, known as the nebular hypothesis, maintains that 4.6 billion years ago, the Solar System formed from the gravitational collapse of a giant molecular cloud which was light years across. Several stars, including the Sun, formed within the collapsing cloud.
Answer:
A chromosome is tightly compacted DNA, and a gene is a section of DNA that is used to code for certain characteristics.
According to the cephalocaudal trend, the head develops more rapidly during the prenatal period than the lower part of the body.
<h3>What is Cephalocaudal trend?</h3>
This refers to the pattern of growth during the prenatal stage in which the head grows more than the other parts of the body.
This is therefore the reason why option B was chosen as the most appropriate choice.
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Answer:
The presence of new nucleus in the cell
Explanation:
If the cell have true nucler then it is eukaryotic,but when it is having not true nuclear in the cell then it is prokaryotic