Genetics

Which of these genotypes would be heterozygous?

• Hh

• DD

• LL

• rr

A possible version of a trait that can be inherited is called a(n)

• allele

• genotype

• phenotype

• chromosome

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Purple flowers are dominant to white flowers. What phenotype will be seen with the genotype Pp?

• purple flowers

• purple and white flowers

• white flowers

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following is homozygous recessive?

• FF

• Tt

• gg

• Rr

Changes in a DNA sequence is called a ​ (a)  

• mutation

• translation

• transcription

Tags

NGSS.HS-LS3-2

Complete the following monohybrid punnett by labeling the each box with the correct genotype.

a

b

c

d

Tt

TT

tt

Tt

Tags

112.34.c.6.F

What is the molecule that carries genetic instructions in all living things?

• Protein

• RNA

• DNA

• Lipid

Tags

NGSS.HS-LS3-1

The same gene can come in different versions, the different versions of a gene are called

(a)  

• Alleles

• Chromosomes

• Traits

What is the study of heredity and the variation of inherited characteristics called?

• Ecology

• Genetics

• Biology

• Physiology

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following is a characteristic of recessive alleles?

• They always determine the phenotype.

• They are expressed when two copies are present.

• They mask the expression of other alleles.

• They are more common than dominant alleles.