16 Questions
What is the function of mRNA?
To carry genetic information from the nucleus to the ribosomes during protein synthesis
What is the role of non-coding DNA?
To control gene expression by influencing the binding of RNA polymerase to DNA
What term describes the existence of more than two alleles of a gene?
Multiple alleles
What is the result of mutation in the base sequence of DNA?
Genetic variants which may be beneficial, damaging, or neutral
What is the term for a sequence of three bases in a gene that code for a particular amino acid?
Base triplet
In genetics, what is classified as A, B, or O based on surface antigens on red blood cells and the presence of certain antibodies in the plasma?
Blood group
What is the term for a long, coiled molecule of DNA that carries genetic information in the form of genes?
Chromosome
What do we call the classification of blood type as A, B, or O based on surface antigens on red blood cells and the presence of certain antibodies in the plasma?
Blood group
Which term describes differences in phenotype acquired during the lifespan of an organism due to environmental factors?
Environmental variation
What is the term for a chart used to show the inheritance of genetic disorders in a family?
Family pedigree
What does the term 'Heterozygous' refer to?
When someone has two different alleles of a gene
What is a haploid cell?
A cell that contains a single copy of each chromosome
What is the function of RNA polymerase in transcription?
Unzips the DNA strands and joins free RNA nucleotides to complementary bases on the coding DNA strand
What is the role of tRNA in protein synthesis?
Carries specific amino acids to the ribosomes during protein synthesis
What is the function of a Punnett square?
Predicts the potential outcomes of a genetic cross
What does the term 'recessive' describe?
Describes an allele that is only expressed in the absence of a dominant allele
Test your knowledge of genetics and cell division with this quiz. Questions cover topics like homozygous gene alleles, the Human Genome Project, meiosis, and monohybrid inheritance. Challenge yourself with questions on mRNA and other related concepts.
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