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LS3.A - Inheritance Of Traits - Level 3
Test Description: LS3.A - Inheritance of Traits - Level 3
Instructions: Answer all questions to get your test result.
1) threadlike structures made of DNA molecules that contain the genes
A
messenger RNA (mRNA)
B
chromosomes
C
proteins
D
nucleus
2) A complex molecule containing the genetic information that makes up the chromosomes.
A
ribosomes
B
proteins
C
DNA
D
messenger RNA (mRNA)
3) A molecule made up of amino acids needed for the body to function properly. They are the basis of body structures, such as skin and hair, and of other substances such as enzymes, and antibodies.
A
DNA
B
cells
C
proteins
D
messenger RNA (mRNA)
4) DNA segments that serve as the key functional units in the inheritance of genetic traits
A
nucleotides
B
messenger RNA (mRNA)
C
genes
D
chromosomes
5) cell division in which the nucleus divides to produce the same number of chromosomes
A
mitosis
B
daughter cells
C
meiosis
D
transcription
6) Cell division that produces reproductive cells in sexually reproducing organisms
A
transcription
B
meiosis
C
daughter cells
D
mitosis
7) changes in the genetic material
A
transcription
B
mutations
C
chromosomes
D
variations
8) molecule that carries copies of instructions for the assembly of amino acids into proteins from DNA to the rest of the cell
A
all of the answer choices
B
DNA
C
messenger RNA (mRNA)
D
proteins
9) cell organelle that makes proteins
A
nucleus
B
mitochondria
C
cytoplasm
D
ribosomes
10) process whereby the DNA sequence in a gene is copied
A
transcription
B
messenger RNA (mRNA)
C
translation
D
inheritance
11) Structural changes to genes (mutations) located on chromosomes may affect proteins and may result in __________ effects to the structure and function of the organism.
A
neutral
B
beneficial
C
all of the answer chocies
D
harmful
*select an answer for all questions
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