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WorksheetsMendel and DNA
Total questions: 36
Worksheet time: 29mins
Name
Class
Date
1.
Which shows the correct complementary base pairing for DNA?
a)
C-A, T-G
b)
A-G, C-T
c)
C-G, U-A
d)
T-A, G-C
2.
Which shows the correct complementary base pairing for DNA?
a)
C-A, T-G
b)
A-G, C-T
c)
C-G, U-A
d)
T-A, G-C
3.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
4.
Which organelle is DNA usually found in?
a)
cell membrane
b)
vacuole
c)
ribosome
d)
nucleus
5.
Nucleotides are made up of a sugar, phosphate, and..?
a)
nitrogenous base
b)
nucleic acid
c)
cholesterol
d)
fatty acid
6.
What does DNA stand for?
a)
Deoxyribonucleic acid
b)
Denitrogenous acid
c)
Deribonucleic acid
d)
Diribonucleic acid
7.
What determines the code, or information, of a DNA molecule?
a)
the shape (structure) of the nitrogen bases
b)
the order (sequence) of the nitrogen bases
c)
the color of the nitrogen bases
d)
the frequency (number) of nitrogen bases
8.
What did Gregor Mendel use to discover the principles that rule heredity?
a)
Pea Plant
b)
Pigeons
c)
Pear trees
d)
Photosynthesis
9.
Gregor Mendel is known as the father of _________
a)
Modern Medicine
b)
Father of the Green Revolution
c)
Father of Genetics
d)
The Pea Plant Man
10.
Adenine bonds with ______________.
a)
Guanine
b)
Thymine
c)
Cytosine
d)
Adenine
11.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
12.
Why is DNA important?
a)
it is very small and very complicated
b)
it's in everything
c)
it serves as the blueprint for traits of all living things
d)
because we eat it every day for energy
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.
Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG
ATG TGA CAG
a)
ATG TGA CAG
b)
TAC ACT GTC
c)
GTA AGT GAC
d)
CAT TCA CTG
15.
Which 2 molecules forms the sides (backbone) of the DNA ladder?
a)
deoxyribose and adenine
b)
deoxyribose and a hydrogen bond
c)
sugar and the nucleus
d)
deoxyribose (sugar) and phosphate
16.
Replicate the following strand of DNA:
AATCATGGA
AATCATGGA
a)
AATCATGGA
b)
TTAGTACCT
c)
UUAGUACCU
d)
GGATAUCUA
17.
How many chromosomes do human cells have?
a)
46
b)
23
c)
2
d)
44
18.
What is a gene?
a)
A bundle (like a hot dog bun) that the DNA is packed into
b)
something inside the nucleus
c)
a piece of DNA
d)
all of your DNA
19.
Bundled up, organized DNA is called a
a)
gene
b)
trait
c)
chromosome
d)
nucleotide
20.
In a molecule of double-stranded DNA, the amount of adenine present is always equal to the amount of _________.
a)
cytosine
b)
guanine
c)
thymine
d)
uracil
21.
Which 2 molecules form the sides (backbone) of the DNA ladder?
a)
deoxyribose sugar and adenine
b)
deoxyribose sugar and a hydrogen bond
c)
deoxyribose sugar and the nucleus
d)
deoxyribose sugar and phosphate
22.
The two strands of nitrogenous bases in DNA are joined by which type of bond?
a)
polar bonds
b)
ionic bonds
c)
covalent bonds
d)
hydrogen bonds
23.
What are the three components of a nucleotide?
a)
sugar, hydrogen, nitrogen base
b)
sugar, oxygen, nitrogen base
c)
sugar, phosphate, nitrogen base
d)
sugar, phosphate, protein
24.
Identify #2.
a)
nitrogen base
b)
phosphate group
c)
deoxyribose sugar
d)
nucleotide
25.
The Father of Genetics is:
a)
Mendel Gregor
b)
Howie Mendel
c)
George Mendel
d)
Gregor Mendel
26.
Which of the following is NOT a trait you can inherit?
a)
your athletic ability
b)
your eye color
c)
your hairstyle
d)
your height
27.
What is the complex molecule that carries genetic information that defines an organism's traits? Hint: It is stored in the nucleus.
a)
DNA
b)
protein
c)
RNA
d)
glucose nucleic acid (GNA)
28.
Which of these can you NOT inherit?
a)
hair color
b)
height
c)
scars
d)
skin tone
29.
Gregor Mendel demonstrated that the inheritance of genetic traits is determined by -
a)
two alleles from mom
b)
two alleles from dad
c)
one allele from mom and one allele from dad
d)
depends on the offspring
30.
The passing of genetic traits from parents to offspring:
a)
geneology
b)
heredity
c)
cellology
d)
physiology
31.
How many traits did Mendel study in his pea plants?
a)
1
b)
3
c)
5
d)
7
32.
What is cross pollination?
a)
When pollen from a flower fertilizes itself or another flower on the same plant
b)
When pollen from one flower fertilizes a flower on a different plant
c)
A plant whose offspring share the same traits as the parent
d)
A plant whose offspring is genetically different from the parent.
33.
What is self-fertilization?
a)
When pollen from a flower fertilizes itself or another flower on the same plant
b)
When pollen from one flower fertilizes a flower on a different plant
c)
A plant whose offspring share the same traits as the parent
d)
A plant whose offspring is genetically different from the parent.
34.
What did Gregor Mendel do in his first experiment?
a)
Self-Pollinated two pea plants
b)
Self-Pollinated two true-breeding pea plants
c)
Cross-pollinated two pea plants
d)
Cross pollinated two true-breeding pea plants
35.
What we now call genes, Mendel referred to as...
a)
letters
b)
subunits
c)
peas
d)
factors
36.
Who was Gregor Mendel?
a)
A French Botanist
b)
A German Physician
c)
An American Cowboy
d)
An Austrian Monk
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