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WorksheetsDecember 7th Practice Exam
Total questions: 52
Worksheet time: 42mins
The next section is on atoms and molecules.
Click any choice when you are ready.
How many hydrogen atoms are there in a molecule of water?
1
2
3
4
How many Protons does Barium have?
56
112
137.327
We can't tell
If Flourine has 9 protons, and a total mass of 19 amu, how many neutrons does it have?
9
10
11
We don't have enought information
If a mysterious ion has 6 protons, and a total mass of 12 amu, how many electrons does it have?
6
12
18
We don't have enough information to know
What is the mass of a proton?
0 amu
1 amu
2 amu
3 amu
What is the charge of a proton?
-1
0
+1
+2
What is the mass of a neutron?
0 amu
5000 amu
1 amu
3 amu
What is the charge of a neutron?
-1
0
+1
What is the charge of a electron?
-1
0
+1
What is the mass of an electron?
0 amu (approximately)
1 amu
Negative 1 amu
On a scale of 1-4, how confident do you feel about the atoms topic?
4 (Very Confident)
3 (Confident)
2 ( Not Confident)
1 ( I really need to study this topic)
The next section is on DNA.
Click any choice when you are ready.
ATG TGA CAG
Bundled up, organized DNA is called a
gene
trait
chromosome
nucleotide
Which organelle is the location where protein is made?
Ribosome
Nucleus
Cytoplasm
Nucleotide
Check ALL that apply for DNA.
Usually Double Stranded
Usually Single Stranded
Has Deoxyribose in its backbone
Has Ribose in its backbone
Albinism is caused by a "mistake" in DNA replication. A mistake in DNA replication is called a .....
thymine
mishap
mutation
codon grind
Insertion, deletion, and substitution are all examples of a change in a genetic sequence which is also referred to as (a)
Gene
Amino Acid
Ribose
Mutation
RNA has GCAU while DNA has
GCAM
GCAP
GRAB
GCAT
So, you want to make a protein?
Which of order of steps you have to go through?
DNA → tRNA → fats → proteins
DNA → mRNA → tRNA → proteins
tRNA → mRNA → DNA → proteins
aRNA → bRNA → cRNA → proteins
Are mutations beneficial or harmful to the organism?
Good
Bad
It Depends
On a scale of 1-4, how confident do you feel about the DNA topic?
4 (Very Confident)
3 (Confident)
2 ( Not Confident)
1 ( I really need to study this topic)
The next section is on transcription
Click either image to continue.
Check ALL that apply for RNA.
Usually Double Stranded
Usually Single Stranded
Has Deoxyribose in its backbone
Has Ribose in its backbone
Use a chart or a wheel to answer this question.
The codon AUG codes for the amino acid......
Gly (Glycine)
Ser (Serine)
Met (Methionine)
Yank (Yankees)
RNA has what base that is instead of thymine?
guanine
adenine
thymine
uracil
What mRNA codon would we make from the DNA template sequence "TAC"?
AUT
ATG
AUG
GCA
Which of these statements is False?
Most transcription happens in the nucleus
Most translation/protein synthesis happens in the ribosome
DNA is usually double stranded
RNA is usually double stranded
Which of these two are types of RNA we talked about?
mRNA
tRNA
DNA
zRNA
On a scale of 1-4, how confident do you feel about the transcription topic?
4 (Very Confident)
3 (Confident)
2 ( Not Confident)
1 ( I really need to study this topic)
The next section is on translation/protein synthesis.
Click either image to continue.
Which type of RNA brings amino acids to the ribosome?
messenger RNA
transfer RNA
copy DNA
shadow ZNA
Here is an mRNA codon: AUG.
What tRNA anticodon will bind with it?
UAA
GAC
UAC
RAB
Use a chart or a wheel to answer this question.
The codon AAA codes for the amino acid......
Gln (Glutamine)
Gua (Guanine)
Lys (Lysine)
STOP
Use a chart or wheel to answer this question.
The codon GUA codes for....
Ser
Gly
Val
Trp
Which of the following sequences best describes the flow of information that takes place when a gene directs the synthesis of a cellular component?
RNA-DNA-RNA-PROTEIN
DNA-RNA-AMINO ACID-PROTEIN
PROTEIN-RNA-DNA
DNA-AMINO ACID-RNA-PROTEIN
On a scale of 1-4, how confident do you feel about the translation/protein synthesis topic?
4 (Very Confident)
3 (Confident)
2 ( Not Confident)
1 ( I really need to study this topic)
