Principles Genetics

What is a gene?

• study of heredity

• segment of DNA

• sex cells

• characteristics

Tags

NGSS.HS-LS1-1

Which term means "the study of heredity"?

• characteristics

• gametes

• genetics

• sex chromosomes

Tags

NGSS.HS-LS3-2

Which of the following would describe a PHENOTYPE?

• Short

• BB

• Bb

• bb

Which of the following is a GENOTYPE?

• Short

• Tall

• Brown Hair

• Tt

What is a recessive gene?

• a gene that is hidden by the dominant gene

• passing of a characteristic from one generation to the next

• the gene that is expressed when present

• a variation of a gene

what is a dominant gene?

• variations of a gene

• the gene that is always expressed when present

• the gene that is hidden

• the passing of characteristics

Tags

NGSS.HS-LS3-1

What is heredity?

• a version of a gene

• the gene that is expressed

• the gene that is hidden

• the passing of traits

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is an allele?

• the gene that is expressed

• the gene that is hidden

• a variation of a gene

• the passing of a gene

Which of the following genotypes is HETEROZYGOUS?

• BB

• TT

• Cc

• HH

Which of the following genotypes is HOMOZYGOUS?

• Tt

• Dd

• XX

• Ss