Which of the following are compounds? O H20 and O2, but not CH4
O O2 and CH4, but not H2O
O H20 and CH4, but not O2
O H20, O2, and CH4

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

Areal dna molecule consists of thousands of these pairs of nucleotides. what is the pairing arrangement of the nitrogen bases

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.