Which of the following characteristics below belong to a clam?
a)dimorphic
b radula
c) closed circulatory system
d) shell teeth
e) pen
f) a and b only
g) a and c only
h) b and c only
i) b and d only
j) c and e only
k) b, c, and d
l) c, d, and e

Duchenne muscular dystrophy is a serious condition caused by a recessive allele of a gene on the human x chromosome. the patients have muscles that weaken over time because they have absent or decreased dystrophin, a muscle protein. they rarely live past their twenties. how likely is it for a woman to have this condition? a) women can never have this condition.b) one-fourth of the daughters of an affected man would have this condition.c) one-half of the daughters of an affected father and a carrier mother could have this condition.d) only if a woman is xxx could she have this condition.

Which statement best describes how the nucleus, the rough endoplasmic reticulum, and ribosomes interact during protein synthesis?

Across of blue x blue (both heterozygous) would result in