A nuchal cord is defined as an umbilical cord that:
Select one:
A. is lacerated due to a traumatic delivery.
B. has separated from the placenta.
C. is wrapped around the baby's neck.
D. has abnormally developed blood vessels.

What links the two strands in a dna helix together in the middle? a. phosphate groups b. sugar rings bonded together c. proteins d. bases with hydrogen bonds

6. in domesticated cats, the following are independently assorting: normal ears (t) is dominant to tufted ears (t); curved whiskers (c) is dominant to straight whiskers (c); the presence of six toes (s) is dominant to five toes (s); gene for hair length is an x-linked codominant. the three phenotypes for hair length are long (xhxh), medium (xhxh), and short (xhxh); medium is the heterozygous condition. given two parents: ttccssxhxh x ttccssxhy how many different gametes could be formed in the female cat with respect to these four traits? how many phenotypes are possible in the offspring from this mating?

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