Biology Review

Which of the following is an example of a homozygous dominant genotype?

• BB
• Bb
• bB
• bb

Which component of a nucleotide contains the information needed to make proteins?

• base
• deoxyribose sugar
• phosphate
• amino acid

Which symbiotic relationship is described by one individual benefiting and the other being neither harmed nor benefited?

• Mutualism
• Commensalism
• Parasitism
• Competition

A change in DNA is called a __________________.

• Nucleotide
• Mutation
• Radiation
• Transcription

If a homozygous dominant (AA) individual is crossed to a homozygous recessive (aa) individual, what will the genotypes be of the offspring?

• 50% AA, 50% aa
• 25% AA, 50% Aa, 25% aa
• 100% Aa
• 50% AA, 50% Aa

A prokaryotic cell is...

• Cells that don't contain a nucleus but do contain other membrane-bound organelles.

• Cells that contain a nucleus but no other membrane-bound organelles.

• Cells that contain a nucleus and other membrane-bound organelles.

• Cells that don't contain a nucleus or any other membrane-bound organelles.

A Eukaryotic cell is...

• Cell that has no membrane.

• Cell with no membrane-bound organelles.

• A cell containing a nucleus and other membrane-bound organelles.

• A cell containing a nucleus and other nucleus-bound organelle.

Where in the cell does cell respiration occur?

• chloroplast 
• central vacuole 
• mitochondria
• cell membrane

Which of the following is found in plant cells but not in animal cells? 

• Cytoplasm
• Mitochondria
• Cell Wall 
• Ribosomes 

What plant organelle is used to make sugars?

• Cell wall 
• Mitochondria 
• Chloroplast 
• Vacuole