He blood vessels that permit the exchange of oxygen, carbon dioxide, nutrients, and waste products with body cells are the

Natalie had random hand movements when she was two months old. when she was six months old, she used to grab a block with her whole hand. now at the age of ten months, she can grasp the same block with her thumb and forefinger. this sequence of growth in her hand and finger movements is according to the pattern.

Which represents the cross between parent plants if one is heterozygous for yellow-colored pods and the other is homozygous for green-colored pods? yy  ´    ´    ´    ´  yy

What is the term for the two sets of chromatids formed in the parent cell a. haploid b. diploid c. gamete d. tetrad