Genetics, Mutation, Selection Exam

Humans have

• 18 chromosomes in the the nucleus of each cell

• 23 chromosomes in the nucleus of each cell

• 46 chromosomes in the nucleus of each cell

• 46 pairs of chromosomes in the nucleus of each cell

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8-MS-LS1-5

Genes are

• a pair of pants you wear made of denim

• the fats and carbohydrates that make up your cell

• created new for every offspring to be unique

• segments of DNA that code for your traits (proteins)

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8-MS-LS3-1

What are chromosomes made of?

• DNA

• Cells

• Fats

• Carbohydrates

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8-MS-LS3-1

Human egg or sperm cells have

• 46 chromosomes

• 18 chromosomes

• 23 chromosomes

• 1 chromosome from each parent

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Each species has

• the same number of chromosomes in the nucleus of their cells. (All species have the same number of chromosomes.)

• a different number of chromosomes in their nucleus depending on the species.

• different number of chromosomes in their nucleus depending on the generation they are in.

• the same number of chromosomes as humans

Tags

8-MS-LS3-1

DNA is found in

• the nucleus

• the golgi body

• the ribosome

• the cell wall

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8-MS-LS3-1

Hereditary material is

• carried from parent to child through the blood stream

• transferred from the digestive system

• carried from the nervous system

• transferred in the DNA through the egg and sperm of the parents

Tags

8-MS-LS3-1

8-MS-LS1-5

What is inheritance?

• the passing of traits from one generation to another

• the passing of injuries from one generation to another

• when you look like a relative

• when you get money from a relative

What is a trait?

• the dense circular organelle in the cell

• characteristics of the organism

• the outside of a plant cell

• the green organelle in the cell

Why can DNA fit inside the cell?

• it's all spread out in a line

• it's twisted and coiled around proteins to make chromosomes

• it's short

• there isn't very much of it