WorksheetsGenetics intro
Total questions: 16
Worksheet time: 25mins
Name
Class
Date
1.
An organisms observable physical traits
a)
genotype
b)
phenotype
2.
The passing of traits from parent to offspring
a)
Heredity
b)
Genetics
c)
Hybrid
d)
Probability
3.
Who was the father of genetics
a)
Sagan
b)
Issac Newton
c)
Gregor Mendel
d)
C.jenkins
4.
How many pairs of chromosomes exist in each of your cells?
a)
10
b)
12
c)
23
d)
46
5.
Why are your chromosomes arranged in pairs?
a)
Scientists have no idea
b)
Because you get one from your mom and one from your dad
c)
Because pairs can divide easier
d)
Because DNA is awesome
6.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains uracil
7.
Which sentence is FALSE?
a)
All organisms have 23 pairs of DNA.
b)
Chromosomes are made of genes.
c)
DNA is made out of 4 chemicals: adenine, cytosine, thymine, guanine
d)
DNA is the recipe for life.
8.
Where in the cell is DNA found?
a)
Nucleus
b)
Cytoplasm
c)
Chloroplast
d)
Cell Membrane
9.
What does DNA stand for?
a)
Deoxyribonucleic acid
b)
Denitrogenous acid
c)
Deribonucleic acid
d)
Diribonucleic acid
10.
A gene determines a __________ such as eye or hair color.
a)
nucleus
b)
DNA
c)
chromosome
d)
Trait
11.
Most people have BROWN hair,
so it's a __________ gene/trait.
so it's a __________ gene/trait.
a)
dominant
b)
recessive
12.
DNA is the genetic material of ALL living things
a)
True
b)
False
13.
What are the 4 nitrogen bases?
a)
adenine, thymine, cytoplasm, and guanine
b)
adenine, thymine cytosine, and guanine
c)
adenine, thymine, cytosine, and gylcerol
d)
adenine, thymine, cytosine, and glucose
14.
The nucleic acid DNA is composed of
a)
sugar, protein, and nitrogenous bases.
b)
protein, nitrogenous bases, and phosphate.
c)
nitrogenous bases, phosphate, and RNA.
d)
sugar, phosphate, and nitrogenous bases.
15.
A wrapped up strand of DNA that carries genetic information in the form of genes
a)
Deoxyribonucleic acid
b)
Chromosome
c)
Endoplasmic Reticulum
d)
Double Helix
16.
Why is DNA important?
a)
It is very small and very complicated.
b)
It is in everything.
c)
It serves as the blueprint for traits of all living things.
d)
We eat it every day for energy.
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