Which set of alleles is purebred recessive?
A) aa
B) Aa
C) AA

Witch type of microscope is used to view very small cell components like proteins and dna?

In pea plants, the allele for inflated pod seed, i, is dominant over the allele for constricted pod seed, i. the punnett square shows a cross for this trait. which offspring will be homozygous dominant

9. the history of life on earth is recorded in