Genotypes and Phenotypes

A gene is __________

• the study of inheritance

• a physical trait

• a section of DNA that codes for a trait

Tags

NGSS.HS-LS3-1

A genotype is _____________

• a combination of alleles

• the physical appearance of an organism

• a genetic mutation

Tags

NGSS.HS-LS3-2

A phenotype is ___________

• a combination of alleles

• the physical appearance of an organism

• a genetic mutation

Tags

NGSS.HS-LS3-1

An allele is ___________

• a variation, or different form, of a gene

• a section of DNA that codes for a trait

• a genetic mutation

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The genotype yy is ________________

• homozygous dominant

• heterozygous

• homozygous recessive

Tags

NGSS.HS-LS3-2

The genotype TT is __________

• homozyous dominant

• heterozygous

• homozygous recessive

The genotype Qq is _________

• homozygous dominant

• heterozygous

• homozygous recessive

Tags

NGSS.HS-LS3-1

Which of these genotypes is homozygous recessive?

• RR

• Rr

• rr

Tags

NGSS.HS-LS3-1

Which of these genotypes is heterozygous?

• MM

• Mm

• mm

Tags

NGSS.HS-LS3-1

Which of these genotypes is homozygous dominant?

• TT

• Tt

• tt

Tags

NGSS.HS-LS3-1