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Genetics Review Game 1- Structure Of DNA
Test Description: Review for the Regents and have fun at the same time!
Instructions: Answer all questions to get your test result.
1) Chromosomes can be described as
A
large molecules that have only one function
B
coiled strands of genes
C
reproductive cells composed of molecular bases
D
folded chains of bonded glucose molecules
2) In all organisms, the coded instructions for specifying the characteristics of the organism are directly determined by the arrangement of the
A
strands of simple sugars in certain carbohydrate molecules
B
twenty-three pairs of genes on each chromosome
C
twenty kinds of amino acids in each protein
D
four types of molecular bases in the genes
3) What would be the complimentary strand for the following DNA sequence CTA
A
AGC
B
GAT
C
TAC
D
TCG
4) When DNA separates into two strands, the DNA would most likely be directly involved in
A
Evolution
B
Replicatio
C
Fertiliztion
D
Differentiation
5) DNA controls cellular activities most directly by coding for the synthesis of
A
Carbohydrates
B
Fatty Acids
C
Blood
D
Enzymes
6) Which statement best describes the relationship between cells, DNA, and proteins
A
DNA is composed of proteins that carry coded information for how cells function
B
Cells contain DNA that controls the production of proteins
C
Cells are linked together by proteins to make different kinds of DNA molecules
D
Proteins are used to produce cells that link amino acids together into DNA
7) In a portion of a gene, the nitrogenous base sequence is T-C-G-A-A-T. Which nitrogenous base sequence would normally be found bonded to this section of the gene
A
UGCAAU
B
ACGTAA
C
AGCTTA
D
ACGUUA
8) If 15% of a DNA sample is made up of thymine T what percentage of the sample is made up cytosine C
A
15%
B
35%
C
85%
D
70%
9) Hereditary information for most traits is generally located in
A
the mitochondria
B
the lysomes in the cytoplasm
C
genes found on chromosomes
D
chromosomes found on genes
10) The human liver contains many specialized cells that secrete bile. Only these cells produce bile because
A
cells can eliminate the genetic codes that they do not need
B
all other cells in the body lack the genes neded for the production of bile
C
these cells mutated during embryonic development
D
different cells use different parts of the genetic information they contain
*select an answer for all questions
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