MUTATIONS

When gametes (sex) cells, such as eggs or sp___ ___ ___ make copies of themselves, this is called m___ ___ ___sis.

• sperm, meiosis

• sperm, mitosis

• egg, meiosis

• egg, mitosis

When body (somatic) cells make copies of themselves, this is called _____________.

• mitosis

• meiosis

• osmosis

• cytokinesis

An example of a selective agent can be:

• Predator

• Fire

• Climate change

• Limited resources

Each strand of DNA has many genes. One gene is the code to make a specific pr___ ___e___n.

• protein

• carbohydrate

• lipid

• enzyme

The code that makes up one gene is made up of many nitrogen b___s___s.

• bases

• cells

• fibers

• chains

There are four different types of nitrogen bases, and their names are: A __________ T __________ G __________ C __________

• Adenine, Thymine, Guanine, Cytosine

• Adenosine, Threonine, Glutamine, Cysteine

• Arginine, Tyrosine, Glycine, Cysteine

• Alanine, Thymine, Glutamine, Cytosine

When DNA is copied, mis_______ can happen.

• mistakes

• directions

• colors

• numbers

Sometimes the wrong n________ base is used to make the copied strand of __ N __.

• nitrogen, DNA

• nucleotide, RNA

• neutral, DNA

• nitric, RNA

If the wrong nitrogen base is used to make the copied DNA, this is called a __________.

• mutation

• translation

• replication

• transcription

A mutation can involve one wrong nitrogen base or it can involve tens of thousands?

• One or many nitrogen bases can be involved in a mutation.

• A mutation always involves only one nitrogen base.

• A mutation can only occur in pairs of nitrogen bases.

• A mutation never involves nitrogen bases.