What is the main function of chromosomes?

• To store energy

• To package DNA

• To produce proteins

• To transport nutrients

How many pairs of chromosomes do humans have?

• 12 pairs

• 23 pairs

• 24 pairs

• 46 pairs

What is the role of alleles in genetics?

• They are a form of energy

• They represent different versions of a trait

• They are the building blocks of proteins

• They are a type of cell

What is the relationship between genotype and phenotype?

• Genotype determines phenotype

• They are unrelated

• Phenotype determines genotype

• They are the same

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

What is the process that leads to variations within the same species?

• Respiration

• Mitosis

• Meiosis

• Photosynthesis

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

What is the main component of chromosomes?

• Water

• DNA and proteins

• Carbohydrates

• Lipids

What is the significance of histones in chromosomes?

• They help in DNA packaging

• They produce enzymes

• They store energy

• They transport nutrients

What determines the structure and function of a protein?

• The cell membrane

• The DNA sequence of the gene

• The ribosome

• The cytoplasm

Tags

NGSS.HS-LS1-1

What is the main topic of the lesson?

• Cell division

• DNA packaging into chromosomes

• Protein synthesis

• Photosynthesis

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NGSS.HS-LS1-4

NGSS.HS-LS1-5

What is the role of meiosis in genetics?

• To repair DNA

• To synthesize proteins

• To create genetic diversity

• To produce identical cells

Tags

NGSS.HS-LS3-2