Which enzyme is responsible for adding free nucleotides to the new DNA strand during replication? A. DNA polymerase

B. Helicase

C. RNA polymerase

In terms of alternation of generations, the internal parts of the pollen grains of seed-producing plants are most similar to a ) moss sporophyteb) moss gametophyte bearing both male and female gametangiac) fern sporophyted) fern gametophyte bearing only antheridia

25. what does meiosis create? haploids or diploid? somatic cells or gametes?

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.