North-biology-cell-cycle1

25 Questions | By Chuckles | Last updated: Feb 13, 2013 | Total Attempts: 36

Questions

Settings

This first test on the cell cycle.

Questions and Answers

1.

The cell cycle has _____ steps or events.
- A.
  
  2
- B.
  
  5
- C.
  
  4
- D.
  
  6
- E.
  
  46
2.

Below, select all that are steps or events of the cell cycle.
- A.
  
  Cytokinesis
- B.
  
  Mitosis
- C.
  
  Interphase
- D.
  
  Intercourse
- E.
  
  Cytolysis
3.

What part of the cell contains the DNA and chromosomes?
- A.
  
  Vacuole
- B.
  
  Nuclear membrane
- C.
  
  Lysosome
- D.
  
  Nucleus
- E.
  
  Microtubules
4.

Select the stages of interphase that are in the correct order.
- A.
  
  G1, S1, G2, S2
- B.
  
  G1, G2, S1, S2
- C.
  
  G1, S, G2
- D.
  
  G1, G2, S
- E.
  
  S, G1, G2
5.

How many chromosomes are inside each DNA strand?
- A.
  
  1
- B.
  
  2
- C.
  
  46
- D.
  
  None
- E.
  
  One half
6.

Why do cells make new cells? Select ONLY the correct reasons that apply:
- A.
  
  Replace old or damaged cells
- B.
  
  When the nerve cells are too large
- C.
  
  Grow the multicellular organism
- D.
  
  When they become too large to function
- E.
  
  Reproduction of an unicellular organism
7.

Replicated DNA is shown below. What are the parts A and B? (image from Wikipedia)
- A.
  
  Chromatin, chromatid
- B.
  
  Chromatid, centromere
- C.
  
  Centromere, haploid
- D.
  
  Centriole, chromatid
8.

A chromosome that is uncoiled is called _____
- A.
  
  Chromatid
- B.
  
  RNA
- C.
  
  Centromere
- D.
  
  Chromatin
- E.
  
  Chromium
9.

Human DNA normally has ____.
- A.
  
  46 haploids
- B.
  
  46 chromosomes
- C.
  
  23 chromosomes
- D.
  
  23 diploids
10.

In humans, there are ______ sex chromosome(s)
- A.
  
  1 for men and 1 for women
- B.
  
  2
- C.
  
  1
- D.
  
  46
11.

The chromosomes that are NOT sex chromosomes are called ____.
- A.
  
  Autosomes
- B.
  
  Haploids
- C.
  
  Hetersomes
- D.
  
  Centrosomes
- E.
  
  Autopolyploids
12.

Select the answer showing the last three events in the cell cycle that are in the correct order.
- A.
  
  G2, mitosis, cytokinesis
- B.
  
  S, mitosis, cytokinesis
- C.
  
  Cytolysis, mitosis, G2
- D.
  
  G1, S, G2
- E.
  
  G2, mitosis, cytolysis
13.

How long can it take to complete the cell cycle?
- A.
  
  Seconds to minutes
- B.
  
  Minutes to hours
- C.
  
  Hours to days
- D.
  
  Days to weeks
14.

Cells with complete sets of chromosomes (such as fertilized eggs) are called _________.
- A.
  
  Haploids
- B.
  
  Diploids
- C.
  
  Autosomes
- D.
  
  Transcripted
- E.
  
  Duploids
15.

Cells with half the chromosomes (such as unfertilized eggs) are called _____.
- A.
  
  Haploids
- B.
  
  Diploids
- C.
  
  Halfloids
- D.
  
  Autosomes
- E.
  
  Duploids
16.

Select the answer with the phases of mitosis shown below in the correct order:
- A.
  
  C, D, B, A
- B.
  
  B, A, D, C
- C.
  
  A, B, C, D
- D.
  
  D, C, B, A
- E.
  
  D, B, A, C
17.

During which stage is the DNA replicated?
- A.
  
  G1
- B.
  
  S2
- C.
  
  S
- D.
  
  G2
- E.
  
  G0
18.

What stage of mitosis does the cell divides into 2 new cells?
- A.
  
  Telophase
- B.
  
  Anaphase
- C.
  
  G2
- D.
  
  None, it happens in cytokinesis
- E.
  
  None, it happens in cytolysis
19.

The purpose of the cell cycle is __________.
- A.
  
  To expand the cell wall
- B.
  
  To make variations
- C.
  
  To make identical cells
- D.
  
  To make chromotids
- E.
  
  To eliminate cell wastes
20.

Since sex cells have HALF the chromosomes, they are called halfloids. Choose the best response below.
- A.
  
  Wrong, they contain ALL the chromosomes and are called diploids
- B.
  
  Wrong, they are called haploids
- C.
  
  Wrong, they contain ALL the chromosomes
- D.
  
  Correct
21.

Review: The group in a lab that is exposed to the variable is the _____ group.
- A.
  
  Control
- B.
  
  Standard
- C.
  
  Experimental
- D.
  
  Observed
22.

Review: The part of the cell that makes ribosomes is ____.
- A.
  
  Nucleolus
- B.
  
  Rough ER
- C.
  
  Golgi apparatus
- D.
  
  Leucoplast
23.

Review: What type of process doesn't require energy but speeds up the transport of material into the cell through the membrane?
- A.
  
  Osmosis
- B.
  
  Active transport
- C.
  
  Facilitated diffusion
- D.
  
  Exocytosis
24.

Review: Proteins contain which of the following elements. Choose ALL that apply.
- A.
  
  C
- B.
  
  P
- C.
  
  O
- D.
  
  N
- E.
  
  Amino acids
- F.
  
  H