Biology
Grade-9
Easy
Question
What was the theory of genetics before Mendel did his experiments?
- All traits were random
- All traits skipped a generation
- All traits were decided by God
- All traits were a mixing of the parent’s traits
The correct answer is: All traits were a mixing of the parent’s traits
-
Before Mendel's experiments, most people believed that traits in offspring resulted from a blending of the traits of each parent.
Before Mendel's experiments, most people believed that traits in offspring resulted from a blending of the traits of each parent.
Related Questions to study
Biology
What did Gregor Mendel study?
What did Gregor Mendel study?
BiologyGrade-9
Biology
The traits of an organism are passed to its offspring on small coded strands of DNA material called__________.
The traits of an organism are passed to its offspring on small coded strands of DNA material called__________.
BiologyGrade-9
Biology
Genes always appear in pairs. Your parents donate ________ allele for every trait.
Genes always appear in pairs. Your parents donate ________ allele for every trait.
BiologyGrade-9
Biology
What type of organism was used to determine the basic patterns of heredity?
What type of organism was used to determine the basic patterns of heredity?
BiologyGrade-9
Biology
Segments of DNA are called _______________________.
Segments of DNA are called _______________________.
BiologyGrade-9
Biology
If brown hair is represented by the allele "B" and blond hair is represented by the allele "b", then what must be the genotype of someone who has blond hair?
If brown hair is represented by the allele "B" and blond hair is represented by the allele "b", then what must be the genotype of someone who has blond hair?
BiologyGrade-9
Biology
A segment of DNA that codes for a trait is:
A segment of DNA that codes for a trait is:
BiologyGrade-9
Biology
More than _______ alleles that control a trait are called multiple alleles.
More than _______ alleles that control a trait are called multiple alleles.
BiologyGrade-9
Biology
Which of the following is a genetic trait?
Which of the following is a genetic trait?
BiologyGrade-9
Biology
___________________________ is the field of science that studies of how traits are passed on, or inherited.
___________________________ is the field of science that studies of how traits are passed on, or inherited.
BiologyGrade-9
Biology
A version or variation of a gene is:
A version or variation of a gene is:
BiologyGrade-9
Biology
A unit that determines a trait:
A unit that determines a trait:
BiologyGrade-9
Biology
A characteristic that an organism can pass on to its offspring:
A characteristic that an organism can pass on to its offspring:
BiologyGrade-9
Biology
A chart that shows all the possible combinations of alleles from parents:
A chart that shows all the possible combinations of alleles from parents:
BiologyGrade-9
Biology
Threadlike structures that carry DNA is:
Threadlike structures that carry DNA is:
BiologyGrade-9
