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WorksheetsDNA Gene Chromosome
Total questions: 15
Worksheet time: 15mins
What is the relationship between DNA and chromosomes?
Chromosomes are made of DNA
DNA is made of chromosomes
DNA and chromosomes are the same thing.
All of the above are correct
Inherited traits are controlled by
genetic information in the genes
the environment a baby is born into
the nucleus and mitochondria
amino acids
Which of the following statements about chromosomes is correct?
Chromosomes are long, thread-like structures
Chromosomes are found in the nucleus of all cells in the human body
Chromosomes contain DNA
All of the above
How many chromosomes are found in each cell of your body?
46
23
40
45
Bundled up, organized DNA is called a
gene
trait
chromosome
nucleotide
Long strands of DNA are called
Genome
Chromosome
Traits
Genes
Put in order smallest to largest:
Chromosome - DNA - Gene
Gene - DNA - Chromosome
DNA - Gene Chromosome
Chromosome - Gene - DNA
How many pairs of chromosomes do human cells contain?
23
46
16
32
Where is DNA found in a human cell?
ribosome
nucleus
cell membrane
cytoplasm
How many copies of each gene do you have?
1
2
3
4
What does DNA do?
a. It carries genetic codes from parents to offspring.
a. It carries oxygen from the lungs to the body.
a. It tells you who you are.
a. It defines the organism.
How many chromosomes do human cells have?
46
23
2
44
What is the basic unit of heredity that is made up of DNA and located on chromosomes?
Gene
Chromosome
Nucleotide
Genome
Which of the following best describes the structure of a chromosome?
A single, continuous molecule of DNA wrapped around proteins
A double helix of DNA without any proteins
A circular DNA molecule found in the cytoplasm
A chain of amino acids forming a protein
In a human cell, where are genes located?
In the cytoplasm
On the chromosomes in the nucleus
In the cell membrane
In the ribosomes
