Bio156 Questions and Answers with Verified Solutions | Latest 2026
Update
Q: A monohybrid cross is
Answer:
a breeding experiment in which the parental varieties differ in only
one trait.
Q: In a Mendelian monohybrid cross, which generation is always completely
heterozygous?
Answer:
F1 generation
Q: The F2 offspring of a monohybrid cross would show the genotype(s) ____.
Answer:
AA, Aa, and aa.
Q: During which stage of meiosis does crossing-over occur?
Answer:
prophase I
,Bio156 Questions and Answers with Verified Solutions | Latest 2026
Update
Q: In an individual with a dominant phenotype is crossed with an individual with a
recessive phenotype, 4 of their 9 offspring show the recessive phenotype. What
is the genotype of the first parent?
Answer:
Bb
Q: If a parental cell has 12 chromosomes, then each of the daughter cells following
meiosis will
Answer:
have _____. 6 chromosomes.
Q: Which occurs in metaphase?
Answer:
Chromosomes line up along the equator of the dividing cell.
,Bio156 Questions and Answers with Verified Solutions | Latest 2026
Update
Q: Assuming that the probability of having a female child is 50% and the
probability of having a male child is also 50%, what is the probability that a
couple's firstborn child is female and second-born child is male?
Answer:
25%
Q: Interphase is the stage when __________.
Answer:
a cell grows and duplicates its DNA.
Q: Which of the following genotypes would be homozygous dominant for both
alleles?
Answer:
DDEE
, Bio156 Questions and Answers with Verified Solutions | Latest 2026
Update
Q: A Punnett square can be used to determine ____.
Answer:
the genotype of an offspring.
Q: If a pea plant shows a recessive phenotype, _____.
Answer:
it can be only tt.
Q: Which occurs in anaphase?
Answer:
Chromosomes move to opposite poles.
Q: If both parents in a dihybrid cross are heterozygous for both traits, the expected
phenotypic
Answer:
ratio in the offspring would be 9:3:3:1
Update
Q: A monohybrid cross is
Answer:
a breeding experiment in which the parental varieties differ in only
one trait.
Q: In a Mendelian monohybrid cross, which generation is always completely
heterozygous?
Answer:
F1 generation
Q: The F2 offspring of a monohybrid cross would show the genotype(s) ____.
Answer:
AA, Aa, and aa.
Q: During which stage of meiosis does crossing-over occur?
Answer:
prophase I
,Bio156 Questions and Answers with Verified Solutions | Latest 2026
Update
Q: In an individual with a dominant phenotype is crossed with an individual with a
recessive phenotype, 4 of their 9 offspring show the recessive phenotype. What
is the genotype of the first parent?
Answer:
Bb
Q: If a parental cell has 12 chromosomes, then each of the daughter cells following
meiosis will
Answer:
have _____. 6 chromosomes.
Q: Which occurs in metaphase?
Answer:
Chromosomes line up along the equator of the dividing cell.
,Bio156 Questions and Answers with Verified Solutions | Latest 2026
Update
Q: Assuming that the probability of having a female child is 50% and the
probability of having a male child is also 50%, what is the probability that a
couple's firstborn child is female and second-born child is male?
Answer:
25%
Q: Interphase is the stage when __________.
Answer:
a cell grows and duplicates its DNA.
Q: Which of the following genotypes would be homozygous dominant for both
alleles?
Answer:
DDEE
, Bio156 Questions and Answers with Verified Solutions | Latest 2026
Update
Q: A Punnett square can be used to determine ____.
Answer:
the genotype of an offspring.
Q: If a pea plant shows a recessive phenotype, _____.
Answer:
it can be only tt.
Q: Which occurs in anaphase?
Answer:
Chromosomes move to opposite poles.
Q: If both parents in a dihybrid cross are heterozygous for both traits, the expected
phenotypic
Answer:
ratio in the offspring would be 9:3:3:1
