Genetics and Heredity

Genetics is the study of

• Cells

• DNA

• Heredity

• Body Systems

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Chromosomes carry _________ which expresses specific traits.

• Genes

• Information

• DNA

• All of the Above

The variance in a gene, which occur on a fixed spot on a chromosome is called a/an

• Cell

• Centromere

• Nucleus

• Allele

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On a punnett square two capital letters indicate a gene which is

• Homozygous Dominant

• Heterozygous

• Homozygous Recessive

• None of the Above

Probability in genetics is expressed in

• Equations

• Fractions

• Percentages

• Whole Numbers

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Genetic variation occurs in what type of reproduction?

• Asexual

• Sexual

• Both

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How many chromosomes are present in the human cell nucleus?

• 23 chromosomes or 46 pairs

• 46 pairs or 92 chromosomes

• 46 Chromosomes or 23 pairs

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This part acts like the brain of the cell.

• Chromosomes

• DNA

• Cells

• Nucleus

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These are the basic building blocks of all living things.

• Cells

• DNA

• Genes

• Chromosomes

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Thread-like structures that are found in the nucleus of a cell that contains all DNA.

• DNA

• Genes

• Chromosomes

• Membrane

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