WorksheetsLS3B1&B3: Genetics
Total questions: 10
Worksheet time: 5mins
A blue flower with the genotype Bb has offspring with a flower with the genotype Bb. Assuming that flower color is inherited through simple dominance, what colors could the offspring be?
Only Blue
Anything but Blue
Blue and one other color
Blue and two other colors
Choose the genotype of a normal human female.
46 chromosomes, XY
23 chromosomes, XX
46 chromosomes, XX
23 chromosomes, XY
Which of these genotypes is homozygous? SELECT ALL THAT APPLY
BB
Bb
bb
All of these
Roan coloring is a blend of red and white hair in horses. Which of the genotypes before would cause roan coloring?
BB
Bb
bb
None of these
Tightly packaged DNA is known as a ...
Gene
Chromosome
Chromatid
Amino Acid
A small section of DNA is known as a ...
Chromosome
Chromatid
Gene
Amino Acid
Two purple flowers reproduce. All of their offspring are white. Which of the following best explains why?
The offspring all have the same mutation.
White is a recessive trait that skipped a generation.
Purple is a recessive trait.
None of these are true.
Assuming simple dominance, if BB makes brown bears, what will Bb make?
Brown Bears
Brown and White Bears
White Bears
Blue Berries
A man and a woman have three children. One son is colorblind, one son is not, and their daughter is not. Neither of the parents are colorblind. What are the genotypes of the mother and father?
XCXC & XCY
XCXc & XcY
XCXc & XCY
XCXC & XcY
Which of the following best explains why it is less common for women to get baldness?
They have a Y chromosome which counteracts the bad gene.
They have an extra Y chromosome.
They have an extra X chromosome as a backup.
Their chromosomes are stronger than mens'.
