Chapter 3 and 4 practice Test Cells and Tissues A&P

What is the smallest living unit within the human body?

• The cell

• The organ

• The tissue

• The molecule

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

The heads and tails of a phospholipid molecule are what, respectively?

• Hydrophobic, hydrophilic

• Hydrophilic, hydrophobic

• Nonpolar, polar

• Polar, nonpolar

What is the difference between cytoplasm and cytosol?

• Cytoplasm = organelles + cytosol; Cytosol = liquid no organelles

• Cytoplasm = liquid no organelles; Cytosol = organelles + cytosol

• Cytoplasm = nucleus + cytosol; Cytosol = organelles + cytosol

• Cytoplasm = organelles + nucleus; Cytosol = liquid no organelles

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

What are proteins called that accelerate metabolic activities in the body?

• Hormones

• Enzymes

• Lipids

• Carbohydrates

Of what protein are microfilaments composed?

• Tubulin

• Keratin

• Actin

• Myosin

Of what protein are microtubules composed?

• Actin

• Tubulin

• Myosin

• Keratin

What components of the cytoskeleton move the chromosomes during cell division?

• Microfilaments

• Intermediate filaments

• Microtubules

• Actin filaments

Tags

NGSS.HS-LS1-4

In what organelle is ATP produced?

• Nucleus

• Ribosome

• Mitochondria

• Golgi apparatus

Tags

NGSS.HS-LS2-5

Which organelle has attached ribosomes?

• Smooth E.R.

• Golgi apparatus

• Rough E.R.

• Lysosome

Tags

NGSS.MS-LS1-2

What is the function of peroxisomes?

• Protein synthesis

• Breakdown of fatty acids and hydrogen peroxide

• Photosynthesis

• DNA replication