Genetic Variations and Traits

Where is DNA located in the cell?

• Nucleus

• Cytoplasm

• Cell membrane

• Ribosome

How many pairs of chromosomes do humans have?

• 23

• 22

• 24

• 21

What influences traits besides genes?

• Environment

• Diet

• Exercise

• Sleep

What is the role of DNA in cells?

• Contains instructions for all traits

• Provides energy

• Fights infections

• Stores nutrients

What is the purpose of scientific investigation methods in studying traits?

• To understand how traits are passed from parents to offspring

• To create new species

• To eliminate diseases

• To improve nutrition

What is the function of DNA in trait expression?

• It contains instructions for all traits

• It provides energy

• It fights infections

• It stores nutrients

What is the importance of analyzing the role of DNA in trait expression?

• To understand how traits are expressed

• To create new species

• To eliminate diseases

• To improve nutrition

What is the relationship between chromosomes and genes?

• Genes are segments of DNA on chromosomes

• Chromosomes are segments of DNA on genes

• Genes and chromosomes are unrelated

• Genes destroy chromosomes

What is the role of scientific investigation methods in understanding traits?

• To practice scientific investigation methods

• To create new species

• To eliminate diseases

• To improve nutrition

What is the significance of exploring environmental influences on traits?

• To understand how the environment affects traits

• To create new species

• To eliminate diseases

• To improve nutrition