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SBS 7th Meiosis and Reproduction

Last updated 28 days ago

53 questions

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How many chromosome PAIRS do humans have?

23

18

46

What is the name of the female sex cell?

Sperm

Egg

Centromere

How many parent cells are present in asexual reproduction?

0

2

1

Are chromosome pairs found in diploid cells?

no

yes

What type of reproduction is used in eukaryotic cells?

Binary Fission

Asexual Reproduction

Sexual Reproduction

Meiosis is the reproduction process for what kind of cells?

heart cells

sex cells

body cells

How many parent cells are present in sexual reproduction?

0

1

2

When chromosomes are duplicated in the nucleus, the DNA strands are

different

similar

identical

What is the name of the male sex cell?

egg

centromere

sperm

After fertilization, the name of the cell is called

baby cell

haploid cell

zygote

How many individual chromosomes do humans have?

50

46

23

A change in the total number of chromosomes can cause problems with growth, development and functioning

True

False

A chromosome pair is found in a haploid cell?

True

False

The process when the egg and sperm combine is called

Mitosis

Fertilization

Meiosis

A homologous chromosome has the root word "homo".  Does "homo" means "the same"?

True

False

Mitosis is the reproduction of

body cells

sex cells

bacteria cells

The process of Meiosis is broken down into how many PMAT phases?

2

1

3

During Prophase 1, the chromosomes are homologous pairs

True

False

During Anaphase 1, the homologous chromosome pairs are split apart where 1 chromosome goes to each side of the cell?

True

False

At the end of Meiosis 1, how many cells are created?

2

1

4

During Prophase 2, the homologous chromosomes will duplicate again.

True

False

During Anaphase 2, the homologous chromosome pairs are split apart where one chromosome goes to each side of the cell?

True

False

Cytokinesis only occurs in Meiosis 2

True

False

At the end of Meiosis 2, how many total cells are created?

2

1

4

At the end of Meiosis 2, the cells are

haploid cells

diploid cells

parent cells

At the end of Meiosis 2, the haploid cells are identical to the parent cells?

True

False

Meiosis is so important because it makes sure that sex cells have the proper number of chromosomes for fertilization?

True

False

The nuclear membrane breaks down in Telophase 1

True

False

The homologous chromosome pairs line up in the middle of the cell during

Anaphase 1

Metaphase 1

Prophase 1

Spindle Fibers attach to the homologous chromosome pairs during

Metaphase 1

Telophase 1

Prophase 1

Pairs of duplicated homologous chromosomes separate and individual chromosomes are pulled toward opposite ends of the cell in

Anaphase 1

Anaphase 2

Metaphase 1

Chromosomes do NOT duplicate during Prophase 2

True

False

A nuclear membrane forms around the INDIVIDUAL chromosome during

Telophase 1

Telophase 2

Cytokinesis separates the cytoplasm into 2 separate cells.

True

False

The sperm cell is

haploid

diploid

The egg cell is

haploid

diploid

The zygote is

haploid

diploid

If Meiosis did not occur, how many total chromosomes would be in the human zygote after fertilization?

46

23

92

How many times does the nucleus divide during Mitosis?

2

1

3

How many times does the nucleus divide during Meiosis?

3

1

2

How many cells are created at the end of Mitosis?

1

2

3

How many cells are produced at the end of Meiosis 2?

2

4

1

In Meiosis, the 4 daughter cells are haploid

True

False

Meiosis takes place ONLY in the reproductive organs

True

False

Mitosis creates sex cells

True

False

At the end of sexual reproduction, the offspring are IDENTICAL to the parents?

True

False

If a male organism has 40 chromosomes in each body cell, how many chromosomes does a female of the same species have in each body cell?

80

40

20

If a male organism starts with 40 chromosomes in each body cell, how many chromosomes would be in a sperm cell or female egg cell?

40

80

20

If a male organism has 40 chromosomes in each body cell, how many total chromosomes would be in the zygote after fertilization?

40

20

80

This picture shows

Telophase 1

Metaphase 1

Anaphase 1

What phase is shown?

Telophase 2

Anaphase 1

Anaphase 2

What phase is shown?

Anaphase 2

Metaphase 2

Anaphase 1

What phase is shown?

Telophase 1

Telophase 2

Telophase 3