Many plant hormones show opposite effects. for example, the hormone present in the meristematic tissues of the shoots inhibits branching, whereas this effect is nullified by the hormones produced by roots. which are these two hormones respectively?

What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?