Answer: Positive Gravitropism
Explanation:
The root grows toward the pull of gravity while stem tissues would show negative gravitropism.
Answer:ANSWER: C. Complementary base pairing occurs only between the probe and the target gene.
Answer:
Option B is correct.
Explanation:
Carbohydrate fermentation test; its main purpose is to know if a bacteria can ferment a specific carbohydrate or not. The test can be used for distinguishing bacterial species.
When fermentation of carbohydrate occurs, gaseous acids are produced. This production of the acid lower the pH of the medium undergoing the test, which can be detected by the color change of the pH indicator.
The Color changes only when sufficient amount of acid is produced. Phenol red can easily detect single acid production but METHYL RED NEED MORE ACID.
Genetic diversity decreased as the human population migrated from Africa to other continents because each migration had a chance to obliterate one or more genetic variants.
<h3>
What is genetic diversity?</h3>
The term "genetic diversity" refers to the entire gene pool that a population or species possesses in a specific habitat.
During migration, genetic diversity is essential for adjusting to new environmental situations.
The genetic diversity decreased when the human population migrated from Africa to other continents since each migration had a chance of bringing with it one or more genetic variants.
For more information regarding genetic diversity, visit:
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"Skeletal muscles" is the one <span>probable source of these muscles among the choices given in the question. The correct option among all the options that are given in the question is the second option or option "B". I hope that this is the answer that you were looking for and it has come top your help.</span>
