Which question can be answered by an experiment?
A)
Do sugar substitutes cause cancer?
B)
Did an ice age kill off the mastodons?
9
What caused the extinction of the dinosaurs?
D)
Are all people susceptible to the Hunta virus?

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks

Which locations on the map are low-pressure areas? a b c d e

Punnett squares are used to show possible combinations of alleles or to predict the probability of a trait occurring in offspring. an incomplete dominance cross is performed between a bird that is homozygous for red feathers and a bird that is homozygous for blue feathers. purple offspring result. then, two of the purple offspring are crossed. according to the punnett square for this cross, how many of the offspring from the second cross will have a feather color that results from incomplete dominance? 1 in 4 2 in 4 3 in 4 4 in 4