Genetics

Which of the following is a homozygous dominant genotype?

• TT

• tt

• Tt

• tasting PTC paper

Which is true regarding genetic material?

• viruses have no genetic material

• prokaryotes' genetic material is within the nucleus

• eukaryotes' genetic material is within the nucleus

• viruses have a larger genome than bacteria

Which part of DNA determines your traits?

• the number of chromosomes

• the order of nucleotides

• the phosphate and sugar backbone

• the speed of mitosis

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

What is similar of DNA of all organisms?

• composed of the four nucleotides

• have the same number of genes

• members of the same phylum

• they all have mutations

Tags

NGSS.HS-LS1-1

What stage does DNA replication occur in?

• interphase (s phase)

• interphase (g phase)

• m phase (mitosis)

• cytokinesis

What animo acid is made from this codon of DNA?

GAC (don't forget to transcribe first)

• aspartic acid

• leucine

• valine

• stop

How do cells become specialized?

• specific genes are activated

• certain genes are deleted

• different genes are duplicated

• cells have different parts of DNA

Tags

NGSS.HS-LS1-4

Which of the following have free floating DNA? (select all that apply)

• fungi

• protista

• bacteria

• archaea

What carries genetic information from the nucleus to the ribosome to make proteins?

• mRNA

• tRNA

• rRNA

• DNA

Sweet grapes are crossed with seedless grapes. The offspring are sweet and seedless. What is this an example of?

• codominance

• incomplete dominance

• polygenic

• multiple alleles

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2