Genetics Quiz

Location on a chromosome that contains the DNA code for a trait

• chromosome
• gene
• life cycle
• environment

A characteristic that appears when there is one factor present for it

• mitosis
• chromosome
• dominant trait
• inherited trait

A way of acting that is passed from parents to offspring

• instinct
• life cycle
• inherited trait
• environment

All living and nonliving things that surround and affect an organism.

• mitosis
• environment
• gene
• life cycle

process by which most cells divide

• gene
• life cycle
• mitosis
• dominant trait

stages that living things pass through as they grow and change

• environment
• gene
• chromosome
• life cycle

threadlike structure in a cell nucleus

• dominant trait
• chromosome
• gene
• mitosis

characteristic passed from parents to offspring

• environment
• instinct
• inherited trait
• dominant trait

A snail moves to a nearby swamp because that swamp is drying up.  What changed for the snail to cause it to move?

• its chromosomes
• its inherited traits
• its environment

Mark can roll his tongue.  His younger brother Mike cannot, which statement explains why?

• Mark can do it because he is older.
• Mark has a dominant factor for tongue-rolling.
• Mike can't because he hasn't practiced enough yet.