Biology
Grade-9
Easy
Question
Mutations are a change in________.
- DNA
- tRNA
- Genotype
- Phenotype
Hint:
DNA
The correct answer is: DNA
A genetic mutation is a change to a gene's DNA sequence to produce something different.
Related Questions to study
Biology
Survival of the fittest and evolution were proposed by which scientist?
Survival of the fittest and evolution were proposed by which scientist?
BiologyGrade-9
Biology
A grizzly bear survives because he is well-adapted to his environment. When he reproduces, he passes on those traits to his offspring. This process is called___________.
A grizzly bear survives because he is well-adapted to his environment. When he reproduces, he passes on those traits to his offspring. This process is called___________.
BiologyGrade-9
Biology
Birds’ beaks evolve mainly due to the type of ___________________ available.
Birds’ beaks evolve mainly due to the type of ___________________ available.
BiologyGrade-9
Biology
The failure of one or more pairs of homologous chromosomes or sister chromatids to separate "normally" during meiosis is called _____________________.
The failure of one or more pairs of homologous chromosomes or sister chromatids to separate "normally" during meiosis is called _____________________.
BiologyGrade-9
Biology
A pair of identical chromosomes (one inherited from mom and one inherited from dad) is called ______________________________.
A pair of identical chromosomes (one inherited from mom and one inherited from dad) is called ______________________________.
BiologyGrade-9
Biology
What is the primary cause of genetic variation during meiosis?
What is the primary cause of genetic variation during meiosis?
BiologyGrade-9
Biology
Crossing over occurs between________________.
Crossing over occurs between________________.
BiologyGrade-9
Biology
Linkage is a phenomenon seen during.
Linkage is a phenomenon seen during.
BiologyGrade-9
Biology
Traits that are passed through generations include which of these?
Traits that are passed through generations include which of these?
BiologyGrade-9
Biology
Which process makes variation / genetic diversity possible?
Which process makes variation / genetic diversity possible?
BiologyGrade-9
Biology
The offspring of asexually reproducing organisms have genes that are _________ to that of their parent.
The offspring of asexually reproducing organisms have genes that are _________ to that of their parent.
BiologyGrade-9
Biology
Difference in DNA between individuals or populations________.
Difference in DNA between individuals or populations________.
BiologyGrade-9
Biology