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