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WorksheetsUnit 3 practice questions
Total questions: 31
Worksheet time: 23mins
What type of cell undergoes meiosis?
Somatic cells
Gamete cells
Is a sperm cell haploid or diploid?
haploid
diploid
Is a liver cell haploid or diploid?
Haploid
Diploid
A human has 23 pairs of chromosomes. How many chromosomes does a human have?
11.5
23
46
200
What are hormones?
Carbohydrates
Chemical signals in the body
Where your DNA is stored
What determines the shape and function of a protein or enzyme?
How long the DNA is
Where the protein is located
proteins don't have any function
the sequence of the amino acids
True or False: A protein's shape determines what chemicals the protein can bond to.
True
False
If you looked at four different proteins, what would be the main cause for them having different shapes/structures?
They were heated up
The were exposed to light
One got stepped on
They all have differing amino acid sequences
All proteins are made of _____.
Amino acids
Hopes and dreams
Proteins
DNA
What order does protein synthesis happen?
DNA-transcription-mRNA-translation-Protein
mRNA-transcription-DNA-translation-Protein
DNA-translation-Protein
DNA-translation-mRNA-transcription-Protein
What is a gene?
pants
A section of DNA that codes for something specific like a protein
A section of DNA that does nothing
Where your hair color is stored
What does the word sequence mean?
The order of something
The plural form of "sequin"
a list
a board game
What causes a Himalayan cat (as it gets older) to have dark points on its ears, nose, feet and tail?
That's just the way they are born
It's a sign of old age
Those parts of the body are typically the coldest
What is phenotype?
Observable Characteristics
Code for a characteristic in your DNA
a 3 letter code for an amino acid
a nitrogen base
What is genotype?
Observable Characteristics
a genetic code for a characteristic in your DNA
a 3 letter code for an amino acid
a nitrogen base
In many cases, can environment affect phenotype?
Yes
No
Can the environment affect how a gene is expressed?
Yes
No
Eye color is an example of __________.
Mitosis
DNA
Phenotype
Genotype
What's the correct order of how a protein is made?
Transcription - Translation - Protein
Translation - Transcription - Protein
Protein - Transcription - Translation
Translation - Protein - Transcription
Which of the following is an RNA sequence?
ATC GCG ATC
UGC UAA AUG
CCA TAT ACG
ACC GCC CAT
What is the end product of Transcription?
DNA
Protein
Amino acid
RNA
What is the end product of Translation?
DNA
Protein
Amino acid
RNA
What is this?
My ex.
RNA
A chromosome
The nucleus
What day is your test for this class next week?
Monday
Tuesday
Thursday
Friday
What is the goal of MEIOSIS?
To produce 4 gametic cells
To produce 2 identical daughter cells
To create new DNA
To duplicate chromosomes
How many chromosomes do you get from you father?
12
46
200
23
How many chromosomes do you get from you mother?
12
46
200
23
What is a pair of homologous chromosomes?
Two chromosomes you get from your mom
Two chromosomes that have nothing in common
Two chromosomes that carry genes for the same things
Two chromosomes that you get from your dad
Can crossing over(between chromosomes) cause genetic variation?
Yes
No
A human haploid cell has how many chromosomes?
12
23
46
200
A human diploid cell has how many chromosomes?
12
23
46
200
