Biology '24-'25 Final Exam

Front

What is a Genotype?

Back

The genetic makeup of an organism, such as BB, Bb, or bb.

Front

What is the dominant trait for height in humans?

Back

Normal height (T) is dominant over Dwarfism (t).

Front

What is the expected percentage of offspring with the genotype TT when crossing a homozygous recessive mother and a heterozygous father?

Back

0%.

Front

Define Species Diversity.

Back

Species diversity refers to the variety of species within a habitat or a region.

Front

Provide an example of Species Diversity.

Back

Different species of birds in a forest.

Front

Who described DNA as a double helix?

Back

Watson and Crick.

Front

What is a Phenotype?

Back

The physical appearance or expression of a trait, such as brown eyes or blue eyes.

Front

What is the difference between Genotype and Phenotype?

Back

Genotype is the genetic makeup, while Phenotype is the physical expression of traits.

Front

What is the role of DNA in genetics?

Back

DNA carries the genetic information necessary for the growth, development, and reproduction of organisms.

Front

What is a homozygous genotype?

Back

A genotype consisting of two identical alleles for a particular gene.