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Genetics For 7th Grade Science Last Quiz

22 Questions  I  By Lippman
Genetics for 7th grade science last quiz
Science 7th grade Genetics

  
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Question Excerpt

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1.  The stage of the cell cycle during which the cells nucleus divides into two new nuclei and one copy of the DNA is distributed into each daughter cell
A.
B.
C.
D.
2.  The different forms of a gene
A.
B.
C.
D.
3.  A rod-shaped cellular structure made of condensed chromatin; contains DNA, which carries the genetic information that controls inherited characteristics such as eye color and blood type
A.
B.
C.
D.
4.  A condition in which neither of two alleles of a gene is dominant or recessive
A.
B.
C.
D.
5.  An allele whose trait always shows up in the organism when the allele is present
A.
B.
C.
D.
6.  An allele that is masked when a dominant allele is present
A.
B.
C.
D.
7.  A segment of DNA on a chromosome that codes for a specific trait
A.
B.
C.
D.
8.  The scientific study of heredity
A.
B.
C.
D.
9.  An organism's genetic makeup or allele combinations
A.
B.
C.
D.
10.  The passing of traits from parents to offspring
A.
B.
C.
D.
11.  An organism that has two different alleles for a trait; an organism that is heterozygous for a particular trait
A.
B.
C.
D.
12.  Having two different alleles for a trait
A.
B.
C.
D.
13.  An organism's physical appearance or visible traits
A.
B.
C.
D.
14.  The process of selecting a few organisms with desired traits to serve as parents of the next generation
A.
B.
C.
D.
15.  Having two identical alleles for a trait
A.
B.
C.
D.
16.  The process that occurs in sex cells by which the number of chromosomes is reduced by half
A.
B.
C.
D.
17.  The stage of the cell cycle during which the cells nucleus divides into two new nuclei and one copy of the DNA is distributed into each daughter cell
A.
B.
C.
D.
18.  A change in a gene or chromosome
A.
B.
C.
D.
19.  A characteristic that an organism can pass onto its offspring through its genes
A.
B.
C.
D.
20.  A chart that shows all the possible combinations of alleles that can result from a genetic cross
A.
B.
C.
D.
21.  An organism that always produces offspring with the same from of a trait as the parent
A.
B.
C.
D.
22.  A likelihood that a particular event will occur
A.
B.
C.
D.
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