LOOKING BACK: DNA Genes and Chromosome

_____ is the blueprint of life and the carrier of all the genetic information

• DNA

• RNA

• Cell

• Cytoplasm

Which of the following statements about chromosomes is correct?

• Chromosomes are rod shape or thread-like structures

• Chromosomes contain DNA

• Chromosomes are found in the nucleus of all cells in the human body

• All of the above

How many chromosomes are found in each cell of your body (excluding gametes)?

• 46

• 23

• 40

• 20

What are genes?

• Specific traits

• Chromosomes

• Sections of DNA arranged along the chromosomes

• pants

Of the following statement about PROTEIN which are true?

• Proteins may be structural

• Proteins may be enzymes

• Proteins may be regulatory

• All of the above

What does DNA stand for?

• Deribosenucleic acid

• Deoxyribose

• Deoxyribonucleic acid

• Nucleic acid

The twisted ladder shape of DNA is referred to as a ______.

• double helix

• double bond

• spiral staircase

• twisted strands

What is a long coiled strand of DNA and proteins?

• gene

• chromosome

• RNA

• genome

Our characteristics are controlled by

• DNA

• chromosomes

• genes

• parents

Arrange from largest to smallest

• nucleus - gene - DNA - chromosome

• chromosome - DNA - gene - nucleus

• nucleus - chromosome - DNA - gene

• DNA - gene - chromosome - nucleus