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