Biology Unit 3 Part 2

What is a virus?

• A microscopic infectious agent

• A living cell

• A type of bacteria

• A cellular organelle

What is a host cell?

• A cell that produces energy

• A cell that supports tissues

• A type of blood cell

• A cell that a virus infects

What is the function of the capsid?

• To provide energy

• To assist in cell division

• To protect the viral genetic material

• To transport nutrients

What are glycoproteins?

• Proteins that are involved in digestion

• Proteins with carbohydrate groups attached

• Lipids that form cell membranes

• Enzymes that break down sugars

What does infection refer to?

• The invasion of pathogens into a host

• The process of cell division

• The transport of nutrients

• The formation of new cells

What does it mean for a cell to lyse?

• To grow larger

• To undergo apoptosis

• To burst or break open

• To replicate

What is the phospholipid bilayer?

• A single layer of proteins

• A layer of RNA

• A type of carbohydrate

• A structure that forms the cell membrane

What does hydrophobic mean?

• Water-attracting

• Water-repelling

• A type of protein

• A property of carbohydrates

What is meant by semi-permeable?

• Allows only certain substances to pass

• Allows all substances to pass through

• Completely impermeable

• Allows large molecules to pass

What is homeostasis?

• The process of breaking down substances

• The production of energy

• The maintenance of stable internal conditions

• The growth of cells

Tags

NGSS.HS-LS1-3