One way of creating a variation in a population is through genetic replication errors. This will make new type of alleles. Environmental factors causes variation such as affecting enzyme activity and function. The changes would show in the phenotype of an organism.
Answer:
Climate change intensifies this cycle because as air temperatures increase, more water evaporates into the air. Warmer air can hold more water vapor, which can lead to more intense rainstorms, causing major problems like extreme flooding in coastal communities around the world.
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ANSWER FOR QUESTION 3: The answer would be B.) because work or energy, is equal to the work done by a force, like the ball.
ANSWER FOR QUESTION 4: The answer would be D.) because when a ball roles down a hill the work to push that ball can transfer energy between the ball or other objects and cause the change in the total amount of energy used.
ANSWER FOR QUESTION 5: The answer is mechanical, because both physical and constant, kenitic and potential.
Answer: b.Nutrients collected by the immune system are carried throughout the body by the integumentary system