STEM GIZMO|VERIFIED QUESTIONS AND CORRECT DETAILED ANSWERS|RATED
AND GRADED A+ NEW UPDATE| 2026/2027
Which of the following statements about phenotypes and genotypes is false? - ANSWER✔ D. An
organism's phenotype is only made up of genes and alleles.
The germ cell has 2 sets of chromosomes, and the four gametes will each have one set of chromosomes.
To have enough DNA for each gamete, the DNA in the germ cell must be ________. - ANSWER✔
Doubled (x2)
How many times must the germ cell split in half to create four gametes? - ANSWER✔ Two
How do meiosis I and II contribute to genetic variation? Use the diagram to explain your answer. -
ANSWER✔ I think that meiosis I contributes to genetic variation through crossing over in prophase I
and independent assortment in metaphase I. Meiosis II helps by making sure each gamete gets a unique
combination of chromosomes.
Which of the following is True? - ANSWER✔ A. Fertilization requires two haploid cells.
Which of the following fur colors are possible in males? Choose all that apply. Remember that the S
gene for white spots is on an autosome, and the O gene is on the X chromosome. - ANSWER✔ Black,
Orange, Black and White, Orange and White
Which of the following fur colors are possible in females? Choose all that apply: - ANSWER✔ Black,
Orange, Black and White, Orange and White, Black, Orange, and White. ALL
In which parent could chromosomal rearrangement have made an X chromosome with 2 fur color
alleles? - ANSWER✔ Mother
Predict how a point mutation would affect the amount (mass) of DNA in Calix's cells. - ANSWER✔ No
Change
AND GRADED A+ NEW UPDATE| 2026/2027
Which of the following statements about phenotypes and genotypes is false? - ANSWER✔ D. An
organism's phenotype is only made up of genes and alleles.
The germ cell has 2 sets of chromosomes, and the four gametes will each have one set of chromosomes.
To have enough DNA for each gamete, the DNA in the germ cell must be ________. - ANSWER✔
Doubled (x2)
How many times must the germ cell split in half to create four gametes? - ANSWER✔ Two
How do meiosis I and II contribute to genetic variation? Use the diagram to explain your answer. -
ANSWER✔ I think that meiosis I contributes to genetic variation through crossing over in prophase I
and independent assortment in metaphase I. Meiosis II helps by making sure each gamete gets a unique
combination of chromosomes.
Which of the following is True? - ANSWER✔ A. Fertilization requires two haploid cells.
Which of the following fur colors are possible in males? Choose all that apply. Remember that the S
gene for white spots is on an autosome, and the O gene is on the X chromosome. - ANSWER✔ Black,
Orange, Black and White, Orange and White
Which of the following fur colors are possible in females? Choose all that apply: - ANSWER✔ Black,
Orange, Black and White, Orange and White, Black, Orange, and White. ALL
In which parent could chromosomal rearrangement have made an X chromosome with 2 fur color
alleles? - ANSWER✔ Mother
Predict how a point mutation would affect the amount (mass) of DNA in Calix's cells. - ANSWER✔ No
Change
