Biology Chapter 6 Flashcards

1
Q

The two major groups of cells

A

Somatic cells & Gametes

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2
Q

Body cells that make up most of your body tissues and organs (this DNA is not passed on to children)

A

Somatic cells

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3
Q

Sex cells (eggs, female; sperm, male)
This DNA is passed on to offspring

A

Gametes

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4
Q

The number of chromosomes in each human body cell

A

46 (in 23 pairs ><, one from mother and one from father in each chromosome)

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5
Q

Two chromosomes- one from the mother and one from the father as a pair ><

A

Homologous chromosomes / homologous pair >< (these two chromosomes > and < have copies of the same genes)

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6
Q

Chromosomes that contain genes for characteristics not directly related to the sex of an organism; chromosome pairs 1-22

A

Autosomes

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7
Q

Chromosomes that directly control the development of sexual characteristics (X and Y)

A

Sex chromosomes

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8
Q

The fusion of two gametes that results in offspring that are a genetic mixture of both parents

A

Sexual reproduction

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9
Q

The fusion of an egg and a sperm cell (the nuclei of the egg and sperm cell fuse to form one nucleus)

A

Fertilization

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10
Q

A cell that has two copies of each chromosome- one from the mother and one copy from the father; aka one full pair of chromosomes (two sister chromatids) >< ><
BODY CELLS

A

Diploid

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