Genetics and Herdity

Punnett Squares

100

If you cross a homozygous dominant parent with a parent that is homozygous recessive, will the offspring all be dominant, recessive, or both?

Dominant

200

If Brown eyes are dominant over blue eyes and a child gets one allele for brown eyes and one for blue eyes, the child's eyes will be...

Brown

300

If two heterozygous parents are crossed, what will 25% of the offspring be?

Homozygous recessive

400

If black hair (H) is dominant to blonde hair (h), what genotype would show the recessive trait and what would the resulting phenotype be?

hh

Blonde hair

500

You have a dog that is black and a female dog that is white, and you want them to have puppies. You know the following: Black fur is dominant. The white dog is homozygous for its color. You don't know if the black dog is homozygous or heterozygous. If they produce puppies that are each black, what geneotype do the puppies have?

Heterozygous

Sexual vs Asexual

100

Bacteria divides through binary fission, a form of asexual reproduction. When it divides, is the genetic material in the offspring identical or different?

Identical

200

A benefit of sexual reproduction genetic __________.

Variation or diversity

300

As humans, we have our chromosomes in sets of ____, resulting in a total of 46.

2

400

Sexual reproduction causes offspring that different from their parents. Asexual reproduction creates ______, offspring that are genetically ________ to their parents.

clones

identical

500

This species of lizard can change its gender at will, based on the reproductive needs of the lizard population in the area.

Whiptail lizard

Selective Breeding

100

Who chooses the mates in selective breeding?

We do (humans)

200

You grow a pepper that is insanely spicy. To reproduce these exact peppers would you:

Use bees to pollinate them naturally

Reproduce by cross-pollinating different peppers or

Ensure the peppers reproduce asexually

Ensure the peppers reproduce asexually

300

This species of dog has a sloped head and has been so badly bred that it chases its tail and cannot stop.

Bull terrier

400

Name two benefits of genetically modified food.

Last longer

Grow in hostile conditions

More nutrients

Bigger

500

*What was the name of the super swole (extremely muscular) species of cow?

Belgian blue

Genes

100

Inherited traits are passed down through these x-shaped information vessels that contain DNA.

Chromosomes

200

Gregor Mendel and his pea plants. As a part of his experiments, he discovered that each trait had ____ sets of instructions, ____ from each parent. (You need to get them both right for it to count.)

2

1

300

Instructions for inherited traits depicted in a genotype are called

Alleles

400

DNA is short for ....

Deoxyribo

Nucleic 

Acid

500

This syndrome is caused by an extra chromosome and the person ends up with developmental delays, but they are capable of learning and are some of the most kind and loving people. 

Down Sydrome