Can a mutation be beneficial to an organism?

a. no, because any change to existing dna is harmful.
b. no, because mutations are caused by exposure to harmful radiation.
c. yes, because a mutation can an organism survive in a particular environment.
d. yes, because a mutation can give an organism what it needs to survive.

Explain the difference between incomplete dominance and codominance

Which of the following is an effect of the uneven heating of the earth by the sun? a sea breeze a land breeze a convection current all of the above

What is the best conclusion based on this data? the hypothesis was not supported because the data indicated that fertilizing plants does not improve plant growth. the hypothesis was supported; to get the best growth, use 5 milliliters of fertilizer per plant. the hypothesis was not supported; the data indicated that too much fertilizer can inhibit plant growth. the hypothesis was supported; to get the best growth, use 15 milliliters of fertilizer per plant.