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Genetic Variability and Characteristics Quiz

12 Questions

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Genetic Variability and Characteristics Quiz

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Questions and Answers

What are chromosomes?

Threadlike structures found in the nucleus (correct)

Arranged in a particular sequence and control cell activity

Not related to genes or DNA

Long, twisted ladder-shaped molecules

What is the role of genes?

To connect chromosomes in cells

To control the cell's activity (correct)

To be long, twisted ladder-shaped molecules

To make up chromosomes

Which statement about DNA is correct?

DNA are inherited from parents

DNA are threadlike structures found in the nucleus

DNA are not important for cells

DNA are long, twisted ladder-shaped molecules (correct)

Why is it essential to copy chromosomes, DNA, and genes into new cells?

To ensure cells have the correct number of chromosomes Signup and view all the answers

Where are genes arranged?

In a particular sequence on chromosomes Signup and view all the answers

What do genes inherit from parents?

Specific sequence and characteristics Signup and view all the answers

What is the reason for variations in characteristics like height, complexion, dentition, etc., among individuals?

Different genes in different organisms Signup and view all the answers

In the context of genes and inheritance, what is the role of DNA?

Determining an organism's characteristics Signup and view all the answers

What is the relationship between chromosomes, genes, and DNA?

Chromosomes contain genes made of DNA Signup and view all the answers

Why is it important to copy chromosomes, genes, and DNA into new cells?

To ensure genetic diversity in the population Signup and view all the answers

Which component carries the actual genetic information that determines an organism's characteristics?

Genes Signup and view all the answers

What do genes contribute to in terms of an organism's characteristics?

Determination of physical traits Signup and view all the answers