What is the role of genes and chromosomes in the process of inheriting a specific trait?

Genetics and Inheritance Quiz

Passage
•
Biology
•
7th Grade
•
Medium
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
They are responsible for the process of photosynthesis
They only affect the genotype of an organism
They determine the physical characteristics of an organism
They have no role in inheriting traits
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is selective breeding?
Breeding to produce plants and animals with harmful traits
Breeding to produce plants and animals with random traits
Breeding to produce plants and animals with desired traits
Breeding without any specific traits in mind
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many total chromosomes do humans have?
46
50
20
23
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term used to describe the physical characteristics that can be observed in an organism?
Genotype
Phenotype
Heterozygous
Homozygous
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term used to describe the actual genes an organism has?
Genotype
Homozygous
Phenotype
Heterozygous
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term used to describe alleles that have the same form of the same gene?
Homozygous
Heterozygous
Dominant
Recessive
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a Punnett Square used to illustrate?
The accidental changes in DNA
The process of photosynthesis
The physical characteristics of an organism
The probability of what could happen concerning a trait when organisms sexually reproduce
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