Genetics Exam test questions and
answers graded A+
What gametes are made by an organism with the genotype Qq Rr? - ANS✅✅¼ QR, ¼ qR. ¼ Qr. ¼
qr
A man and woman have a son. The woman is now pregnant with their second child. What is the
probability that this child will be a daughter? - ANS✅✅50%
a monohybrid cross is a cross with - ANS✅✅one gene
a dihybrid cross involves how many traits - ANS✅✅two
in a heterozygous, the F2 generation has - ANS✅✅every possible combintation, 4 unique gametes
are made
mendel's 2nd principle is also called - ANS✅✅the principle of independent assortment
principle of independent assortment - ANS✅✅the alleles of different genes segregate (or assort)
independently of each other
what is an example of mende's second law - ANS✅✅plant heigh and flower color are separately
inherited traits or seed color and seed shape
how does mendel's 2nd principle relate to chromosomes? - ANS✅✅it shows how two different
chromosomes are inherited differently
anaphase i - ANS✅✅each pairof homologus chromosomes seperates independently
anaphase i results in - ANS✅✅4 possible combinations, 4 unique gametes
what are the two possible ways to line up at the metaphase plate? - ANS✅✅- dominant is facing
north, recessive south
answers graded A+
What gametes are made by an organism with the genotype Qq Rr? - ANS✅✅¼ QR, ¼ qR. ¼ Qr. ¼
qr
A man and woman have a son. The woman is now pregnant with their second child. What is the
probability that this child will be a daughter? - ANS✅✅50%
a monohybrid cross is a cross with - ANS✅✅one gene
a dihybrid cross involves how many traits - ANS✅✅two
in a heterozygous, the F2 generation has - ANS✅✅every possible combintation, 4 unique gametes
are made
mendel's 2nd principle is also called - ANS✅✅the principle of independent assortment
principle of independent assortment - ANS✅✅the alleles of different genes segregate (or assort)
independently of each other
what is an example of mende's second law - ANS✅✅plant heigh and flower color are separately
inherited traits or seed color and seed shape
how does mendel's 2nd principle relate to chromosomes? - ANS✅✅it shows how two different
chromosomes are inherited differently
anaphase i - ANS✅✅each pairof homologus chromosomes seperates independently
anaphase i results in - ANS✅✅4 possible combinations, 4 unique gametes
what are the two possible ways to line up at the metaphase plate? - ANS✅✅- dominant is facing
north, recessive south
