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WorksheetsMeiosis review
Total questions: 25
Worksheet time: 13mins
A cat has a total of 40 chromosomes in its body cells. How many in its sex cells?
38
20
76
10
Meiosis would occur in which of these cells?
skin cells
liver cells
brain cells
sperm cells
In humans, sperm cell have ___________ chromosomes and are ___________________, while skin cells have _____________ chromosomes are are diploid.
23. haploid. 46 diploid
46. haploid. 23. diploid
23 diploid. 46 haploid
46. diploid. 23. haploid.
Why do we need meiosis?
To double the number of chromosomes going into sex cells
To halve the number of chromosomes going into sex cells
To triple the number of chromosomes going into sex cells
To increase genetic (offspring) variation
What kind of cells are made in MEIOSIS?
Haploid Gametes
Diploid Somatic Cells
Skin Cells
Liver Cells
The section of the chromosome labeled "A" is called...
genome
chromatin
gene
Sister chromatin
During which phase do homologous chromosomes separate?
Anaphase 1
Metaphse 1
Prophase1
A human body (somatic) cell usually has how many chromosomes?
6
23
4
46
The purpose of mitosis is ____. The purpose of meiosis is ____.
to produce gametes; for growth and repair of body cells
for growth and repair of body cells; to produce gametes
to create more diversity; to make identical copies of body cells
to create new organisms; to destroy viruses
Cells contain two complete sets of chromosomes
Chromosome
Diploid
Animal Cell
Haploid
identical chromosomes formed by DNA replication, with both copies joined together by a common centromere; one-half of the duplicated chromosome
centrosome
DNA
sister chromatids
chromosome
