Biology Quiz

TRUE OR FALSE: The recessive allele is the one expressed.

• True

• False

Which of these chromosomes determines your gender?

• Allele

• Phenotype

• XX and XY

TRUE OR FALSE: The genotype is the set of genes that exist in the cell.

• True

• False

DNA stands for:

• Deoxyribonucleic acid

• Ribonucleic acid

• Oxytrigona mellicolor

• Nucleic acid

Phenotype is:

• A unit of inheritance

• The genetic make-up of an organism

• An expressed trait in an organism

• A tod-like structure

TRUE OR FALSE: Alleles are same forms of different genes.

• True

• False

TRUE OR FALSE: Alleles are different forms of the same gene that occupy the same relative position

• True

• False

TRUE OR FALSE: The genome of a species includes a single variation.

• True

• False

What is the difference between Genotype and phenotype?

• Genotype refers to physical characteristics of an organism, and the phenotype to genetic characteristics.

• Genotype refers to the genetic characteristics of an organism, and the phenotype to physical characteristics.

• Genotype refers to the physiological characteristics of an organism, and the phenotype to genetic characteristics.

How many chromosomes are in a human body?

• 26

• 49

• 23