In dna, which base pairing is a watson-crick base pairing? choose 1 choose 1 (choice a) a cytosine and adenine (choice b) b uracil and thymine (choice c) c thymine and guanine (choice d) d guanine and cytosine

Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell

Parthenogenesis is a type of reproduction that does not require a mate. it’s rarely seen in birds and higher vertebrates. parthenogenesis involves the formation of a zygote. but this zygote is formed without fertilization. in parthenogenesis, in the absence of a male gamete, the ovum develops directly in the zygote.

Which could be a pathway of food through an ecosystem