Vocab 1
Vocab 2
Hereditary & Environmental Factors
Punnett Square
Gregor Mendel
100

A physical trait that an organism has; represented using words is known as...

Phenotype

100

Alleles that an organism carries; represented using letters

Genotype

100

Organisms directly inherit their traits from who?

Parents

100

Each section in a punnett square represents what percent?

25%

100

What plants did Gregor Mendel study?

Pea Plants

200

Alleles that will mask or hide a recessive gene. 

Dominant

200

Alleles that get masked/hidden

Recessive

200

Playing an instrument is what type of behavior?

Learned Behavior

200

Explain how to set up a punnett square when given the genotypes Aa and AA

The first parent, Aa will be written across the top. The second parent, AA will be written down the left side. Cross and find the results.

200

What was Gregor Mendel's occupation?

Monk

300

The example RR is what kind of genotype?

Homozygous

300

The example Hh is what kind of genotype?

Heterozygous

300

Freckles is what kind of trait?

Inherited Trait

300

In pea plants, tall (T) is dominant to short (t). Cross a heterozygous tall plant with a short plant and provide the genotypes of the possible offspring

Tt and tt

300

What nickname did Gregor Mendel get after his research on pea plants?

Father of Genetics

400

Probability is expressed in what two different ways?

Percent and Fraction

400

What do punnett squares show?

All possible combinations of alleles that result from a genetic cross.

400

Physical traits and personality traits are considered to be what kind of factors?

Hereditary Factors

400

Cross a heterozygous organism with a homozygous recessive organism for eye shape. What is the probability of an offspring having oval eyes?

Eye Shape - Round (E), Oval (e)

50%

400

What four traits of the pea plants did Mendel focus on?

Color

Shape

Height

Size

500

Small segments of DNA that carry instructions for traits you have

Genes

500

The study of genes, heredity, and inherited traits is known as...

Genetics

500
Provide an example of one hereditary factor and one environmental factor

Answers will vary

500

In seals, the length of the whiskers has two alleles. Long whiskers (W) is dominant to short (w).What is the probability of the offspring having short whiskers when crossing a homozygous dominant parent with a heterozygous parent?

What percent of the offspring could still carry a recessive allele?

0%

50%

500

What are the TWO genotypes yellow pea plants have?

Yy and YY