Meiosis, DNA and Protein Synthesis

This produces 2 identical cells.

• mitosis
• meiosis

Tags

NGSS.HS-LS1-4

What causes genetic variation in meiosis?

• chromosomes lining up
• crossing over of chromosomes
• separation of chromosomes
• chromosomes pulling apart

Tags

NGSS.HS-LS3-2

What kind of cells are made in MEIOSIS?

• Haploid Gametes
• Diploid Somatic Cells
• Skin Cells
• Liver Cells

Tags

NGSS.HS-LS3-2

If a somatic cell in a butterfly contains 24 chromosomes, a butterfly egg would contain

• 3
• 6
• 12
• 24

Tags

NGSS.HS-LS3-2

Chromosomes exchange genetic material during 

• crossing over
• replication
• synthesis
• translation

Tags

NGSS.HS-LS3-2

A male shark has 40 chromosomes in each of its sex cells. How many would be present in its body cells?

• 20
• 40
• 80
• 160

Tags

NGSS.HS-LS3-1

Crossing over is important because....

• It prevents mutations from entering the gametes. 
• It allows for even distribution of chromosomes in the gametes.
• It allows for more genetic diversity of gametes.
• It allows for genetic uniformity of gametes. 

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

What phase is shown in the picture?

• anaphase I

• metaphase I

• telophase I

Tags

NGSS.HS-LS1-4

What phase is shown in the picture?

• metaphase I

• telophase 1

• anaphase I

What phase is shown in the picture?

• metaphase I

• telophase 1

• anaphase I