Which consist of sperm cells and egg cells? gametes tetrads diploids chromosomes

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

The lineage of pea plants produced round seeds for four generations. the plants that fertilized these pea plants also produced round seeds. however, in the fifth generation, the plant produced to two plants with wrinkled seeds. can that be possible?

Which enzyme is responsible for “unzipping" the dna by breaking the hydrogen bonds between the nucleotides?