Log in
Sign up for FREE
arrow_back
Library
Genes, DNA & Mutations
By Brendan Riley
star
star
star
star
star
Share
share
Last updated over 1 year ago
10 questions
Add this activity
1
1
1
1
1
1
1
1
Question 1
1.
Question 2
2.
Question 3
3.
Question 4
4.
Question 5
5.
Question 6
6.
Question 7
7.
zoom_in
1
1
Question 10
10.
Which statement best describes the structure of a DNA molecule
DNA is single-stranded and straight molecule
DNA is a double-stranded molecule that looks like a spiral staircase
DNA is a double stranded molecule that is straight like a ladder
DNA is a single-stranded and curly molecule
A portion of DNA that codes for a protein, that causes a trait, is a
Gene
Chromosome
Deoxyribose
Phosphate
Chromosomes contain...
cells
DNA
traits
nucleus
Mutations are random.
True
False
All mutations are harmful to an organism or species.
True
False
What is mutation?
a result of meiosis
a change in the base sequence of DNA
a result of mitosis
Genes contain the instructions for assembling
chromosomes and then traits
amino acids and then proteins
traits and then chromosomes
proteins and then amino acids
Question 8
8.
Question 9
9.
Inherited traits are . . .
not in the DNA
can't be passed on to offspring
are coded in your DNA
learned
Based on looking at the diagram, where do chromosomes live.
The live on the cell membrane
They live on the outside of the cell
They live in the nucleus of a cell
They live in the cytcoplasm only
What does a chromsome unravel to be...
segments of gooey cytoplasm
segments of DNA called genes
strands of cytokines
strans of living components in the cell
