If an organism of unknown genotype is crossed with a homozygous recessive organism
and half of the offspring show the dominant phenotype and the other half of the
offspring show the recessive phenotype, then the unknown genotype must be:
• O A. homozygous.
.
B. recessive.
.
C. dominant.
.
D. heterozygous.

for 8 am not sure maybe yes?

for 9 if it is asking if the male is more or less it would be less

hope i even just a little : )

i believe the answer would be b. hope it : )

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.