CFA 6 DNA and Genetics Review

How many alleles do you inherit from EACH parent for a specific trait?

• 1

• 2

Tags

NGSS.HS-LS3-1

A tool used to predict the probability of offspring inheriting certain traits is called a ...

• karyotype

• Punnett Square

Tags

NGSS.HS-LS3-3

The study of heredity is called ....

• biology

• genetics

• chemistry

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The physical expression of a trait is called the ...

• genotype

• phenotype

Tags

NGSS.HS-LS1-1

Segments of DNA that code for traits are called ....

• genes

• proteins

• alleles

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Genotype: TT

• homozygous dominant

• homozygous recessive

• heterozygous dominant

Genotype: Aa

• homozygous dominant

• homozygous recessive

• heterozygous dominant

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Cross 2 heterozygous tall pea plants. Tall (T) is dominant to short (t). What fraction of the offspring do you predict will be tall?

• 1/4

• 2/4

• 3/4

• 4/4

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-3

In the problem shown, what must the genotype of the missing parent be?

• BB

• Bb

• bb

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The different forms or versions of a gene are called ...

• alleles

• gametes

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2