Mendelian Genetics [6F. R]: Question 1
If several pea plants with the genotype TTYy are crossed with pea
plants with the genotype Ttyy, what percentage of the offspring will be
expected to be heterozygous for both traits?
Select one:
0
75%
O
50%
0
%001
SEN
BA
25%
LSE
ALERIE
FI
BE
OL

Next pretest: evolution select the correct answer in a laboratory population of flies, the female flies are gray and the males are yellowish gray. biologists observed that all the male flies had an equal chance for reproduction, but the male flies with the brightest colors were more likely to successfully reproduce. what phenomenon could explain such a change? a sexual selection b. disruptive selection c. stabilizing selection d. directional selection

Which of the following is the source of energy for photosynthesis? a.) glucose b.) chlorophyll c.) carbon dioxide d.) sunlight

Amniocentesis is a process in which amniotic fluid is taken from the mother's womb to identify any genetic abnormalities in the fetus. how would the discovery of the human genome contribute to this process?