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Molecular Basis Of Heredity
Test Description: DNA structure and replication; RNA structure, transcription and translation
Instructions: Answer all questions to get your test result.
1) What organelle houses chromosomes?
A
Mitochondrion
B
Ribosome
C
Nucleus
D
Chloroplast
2) Chromosomes are tightly wrapped bundles of:
A
RNA
B
DNA
C
Centromeres
D
Chromatids
3) Explain the function of a chromosome:
A
Absorb chlorophyll
B
Transcribe mRNA
C
Package DNA in an organized way to be split during anaphase.
D
synthesis of nucleotides, phosphates and sugars
4) Scientists chart chromosomes on a ____________ to study them.
A
chromosome chart
B
Lab Report
C
Punnett Square
D
karyotype
5) What does DNA stand for?
A
Ribonucleic Acid
B
Digital Network Assistant
C
Deoxyribonucleic Acid
D
Dioxide Nitrogen Asset
6) What is the shape of DNA?
A
spherical
B
double helix
C
long, single strand
D
helix
7) What is the shape of RNA?
A
double helix
B
cone
C
spherical
D
long, single strand
8) What is DNA made up of?
A
Nucleotides
B
Proteins
C
Lipids
D
Carbohydrates
9) What makes up nucleotides?
A
phosphates, sugars, nitrogen bases
B
telomeres, centromeres, chromatids
C
proteins, lipids, carbohydrates
D
polymerase
10) What are the four nitrogen bases in DNA?
A
carbon, oxygen, nitrogen, phosphorous
B
Adenine, Thymine, Guanine and Cytosine
C
proteins, lipids, carbohydrates, nucleotides
D
Uracil, Adenine, Guanine and Cytosine
*select an answer for all questions
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