Afly eats a piece of fruit, a spider eats the fly ,a bird eats the spider. the bird dies ,and is decomposed. which organism is the producer?

Which of the following sex and generation combinations directly produces the pollen tube of angiosperms? a) male gametophyteb) female gametophytec) male sporophyted) female sporophyte

Cedric has a low fever and minor aches. yesterday, he went to the doctor for his booster shot and receive the flu shot. which best explains why he has this reaction?

What processes take place before the mature mrna exits the nucleus?