Worksheetslecture 30 (371)
Total questions: 15
Worksheet time: 8mins
Who studied the genetics of the fruit fly Drosophila?
Watson
Morgan
Mendel
Darwin
What type of fly is considered a mutant in the text?
Blue-eyed fly
Green-eyed fly
White-eyed fly
Red-eyed fly
What is a mutation?
A process that generates a phenotype differing from the normal one
A method of breeding
A form of natural selection
A type of genetic disease
Mutations in somatic cells can be inherited. True or False?
Only in plants
False
Only in animals
True
What type of cells do mutations in gametes occur?
Germ line cells
Somatic cells
Muscle cells
Nerve cells
Which of the following is an example of a mutation that cannot be inherited?
Bacterial cells
Egg cells
Sperm cells
Tumor cells
In bacteria, any mutation that occurs will be inherited. True or False?
True
Only in multicellular organisms
Only in viruses
False
What can mutations result in?
Increased lifespan
Changes in DNA sequence
Decreased reproduction
Enhanced immunity
Which of the following is NOT a type of mutation mentioned?
Gene duplication
Point mutation
Chromosomal mutation
Translocation mutation
What is the phenotype of a mutant organism?
Identical to the wild type
Always beneficial
Different from the wild type
Always harmful
Mutations can happen at which of the following regions?
Only mitochondrial DNA
Both coding and noncoding regions
Only noncoding regions
Only coding regions
What is the primary cause of variation in characters according to the text?
Mutations
Environmental factors
Genetic drift
Natural selection
Which of the following is an example of a mutation that can cause disease without family history?
Somatic mutations
Germ line mutations
Environmental mutations
Inherited mutations
What is the significance of germ line cells in multicellular organisms?
They are the same as somatic cells
They cannot mutate
They are responsible for inherited mutations
They are only found in plants
What is the appearance of a white-eyed fly compared to a normal red-eyed fly?
Larger
Identical
Abnormal
Normal
