Question

part 3: draw a diagram
draw a diagram that shows the relationship between cells, nucleus, chromosomes, dna, and genes. include arrows and labels.
part 4: short answer: answer each question in 1 - 2 complete sentences.

1. how are dna, chromosomes, and genes connected?
2. why is dna wound up into chromosomes?
3. what does a gene tell the cell to do?

part 5: fill in the blanks
complete the sentences below using the word bank: cell, nucleus, chromosomes, dna, genes, proteins

1. the____contains and protects the____.
2. the____is tightly wound____.
3. small sections of dna are called______.
4. each gene gives the instructions to make one______.

Explanation:

1. DNA is the genetic material. Chromosomes are made of DNA and proteins. Genes are segments of DNA on chromosomes.
2. DNA is wound into chromosomes to fit in the cell nucleus and protect it.
3. A gene tells the cell to make a specific protein.
4. 1. The nucleus contains and protects the DNA. 2. The chromosome is tightly wound DNA. 3. Small sections of DNA are called genes. 4. Each gene gives the instructions to make one protein.

Answer:

1. DNA is the genetic material. Chromosomes are made of DNA and proteins. Genes are segments of DNA on chromosomes.
2. DNA is wound into chromosomes to fit in the cell nucleus and protect it.
3. A gene tells the cell to make a specific protein.
4. 1. nucleus; DNA 2. chromosome; DNA 3. genes 4. protein