Question 1 of 10 2 points what happened after plants first became able to live on land? o a. plants evolved into multicellular organisms. o b. photosynthesis evolved as a way to produce energy. o c. they adapted by developing cuticles. o d. adaptive radiation spread them into many land niches.
Why was mendel's work not accepted at the time? o a. his results were false. o b. he did not repeat his experiments. o c. he did not have any data. o d. his results were surprising,
In many humans, exposing the skin to sunlight over prolonged periods of time results in the production of more pigment by the skin cells (tanning). this change in skin color provides evidence that -