Keystone: Topic 4 Cell Division

question

What are the three reasons that cells typically divide
answer

1. To Grow 2. Repair 3. Reproduction
question

The longest phase of the cell cycle is
answer

Interphase
question

G1 is about
answer

Cell Growth
question

How does a duplicated strand of DNA end up being identical to the original strand
answer

DNA replication
question

The last stage of interphase is
answer

G2
question

In mitosis, the goal is to get the cells that are genetically 2N -> 2N
answer

Identical
question

DNA condenses; nuclear breaks down
answer

Prophase
question

Chromosomes line up in middle of cell
answer

Metaphase
question

Chromosomes move to opposite ends of cell
answer

Anaphase
question

Nucleus reforms, DNA loosens, last stage
answer

Telophase
question

What is the difference between plant and animal telophase/cytokinesis
answer

In animals the \”cleavage furrow\” forms. In the plant the \”cell plate\” is formed
question

What does meiosis do to the number of chromosomes
answer

Cute the number of DNA in half
question

Meiosis goes from 2N -> ___ or from Diplois -> ____
answer

N Haploid
question

What is crossing over
answer

Exchange of parts of DNA between 2 structures
question

When does crossing over occur
answer

prophase 1
question

What is the idea of independent assortment
answer

Separated different genes from each other once reproductive cells are present
question

When chromosomes fail to separate properly it is known as
answer

Nondisjunction

Get instant access to
all materials

Become a Member