Air is warmer and less dense than surrounding air at the equator because the equator receives more.
a. wind
b. air pressure
c. solar energy
d. radiation which one is correct

Which of the following statements about c4 carbon fixation is not true? a c4 carbon fixation is an adaptation for plants exposed to high light intensityb. c4 carbon fixation occurs in more plants than c3 carbon fixation.c c4 carbon fixation is more common in areas of high temperatures than c3 carbon fixation.d. c4 carbon fixation occurs in the inner cells of a leaf rather than the entire leaf.

Which codon is the code for the amino acid histidine (his)?

What is the function of the nucleus in the euglena cells you observed?