Mendel's second law of inheritance states that
alleles combine randomly
alleles segregate independently
alleles separate predictably
chromosomes segregate independently
Correct answer is B
No explanation has been provided for this answer.
One advantage of variation in a species population is that individuals
with favoured traits become dominant
easily reach their reproductive age
are easily recognized by mates
are better adapted to changes
Correct answer is A
No explanation has been provided for this answer.
The two normal types of sex chromosomes are
XXY and XYY
XX and XYY
XY and XXY
XX and XY
Correct answer is D
No explanation has been provided for this answer.
parenchyma
pericycle
phloem
hypodermis
Correct answer is B
No explanation has been provided for this answer.
The mammalian vein which starts with and ends in a capillary network is the
pulmonary vein
mesenteric vein
renal vein
hepatic portal vein
Correct answer is D
No explanation has been provided for this answer.