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1) state the name of the biomolecule responsible for the genetic information in your cells.
A
lipids
B
nucleic acids
C
carbohydrates
D
proteins
2) What are genetic material named when thickening occurs during mitosis.
A
genes
B
DNA
C
amino acids
D
chromosomes
3) During which process does only half the chromosomes appear in the daughter cells?
A
fertilization
B
mitosis
C
meiosis
D
protein synthesis
4) What process in protein synthesis creates a copy of the DNA?
A
transcription
B
translation
C
mutation
D
replication
5) What is the end product of transcription in protein synthesis?
A
Amino acids combine in the nucleus of the cells and create the traits for the organism
B
Triplets are attached to the mRNA and bring amino acids to the ribosome(rRNA).
C
An mRNA molecule is created and can move outside the nucleus to bind with a protein.
D
amino acids are combined in a long chain that creates a protein.
6) During DNA replication, what is responsible for unzipping the double strands.
A
DNA polymerase
B
Acetyl CoA enzyme
C
helicase
D
RNA polymerase
7) Which of the following biomolecules typically contains both nitrogen and phosphate?
A
carbohydrates
B
nucleic acids
C
lipids
D
proteins
8) what elements do all biomolecules contain?
A
carbon, hydrogen, nitrogen
B
nitrogen, phosphorus, hydrogen
C
carbon , nitrogen, hydrogen
D
carbon, hydrogen, oxygen
9) What do all living organisms have in common in genetic material?
A
phosphate only
B
nitrogenous bases
C
sugar molecules
D
nucleotides
10) Which condition is essential for natural selection to result in a new species?
A
a long life span
B
a static environment
C
unlimited resources
D
an inherited variation
*select an answer for all questions
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