A parent cell has 46 chromosomes, How many does each daughter cell have after mitosis? 

• 12
• 23
• 46
• 92

Tags

NGSS.HS-LS1-4

What is cancer caused by? 

• cell membrane damage
• mitochondria malfunction
• mutations in DNA
• immune-system damage

Tags

NGSS.HS-LS3-2

By the end of prophase, each of the following has occured except...

• tighter coiling of the chromosomes
• breaking down of the nuclear envelope
• disappearing of the nucleus
• lining up of the chromosomes at the equator

Tags

NGSS.HS-LS1-4

Which of the following happens in telophase? 

• chromosomes condense
• chromosomes line up
• chromosomes move to opposite poles
• chromosomes relax

Tags

NGSS.HS-LS1-4

A parent cell has 12 chromosomes. How many does each daughter cell have? 

• 6
• 12
• 24
• none of these

Tags

NGSS.HS-LS1-4

The cell cyle is regulated by...

• cyclins
• CDK's
• hormones
• CDK's and cyclins

Why is it called the synthesis stage? 

• protien synthesis is happening
• DNA synthesis is happening
• several smaller stages are combined
• the chromosomes line up

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

Cancer cells can reproduce rapidly because they

• are smaller than normal cells
• skip interphase
• undergo mitosis more slowly
• spend less time in interphase

Tags

NGSS.HS-LS1-4

Which of the following does NOT occur as a cell gets larger? 

• difficlulty obtaining nutrients
• difficulty eliminating wastes
• SA/V ratio increases
• diffusion across the cell is impared

identical copies of a chromosome; full sets are created during the S phase of interphase

• Chromosome
• ccentromere
• interphase
• sister chromatid