BIO EOC

Front

What is the purpose of the Gopher snake's hiss?

Back

To confuse predators.

Front

What type of wings are dominant in a certain insect?

Back

Round wings (R) are dominant to pointed wings (r).

Front

Which genetic cross produces the greatest variation?

Back

Rr X Rr.

Front

What happens to DNA when exposed to intense heat?

Back

The chemical bonds of the DNA molecule will be broken.

Front

What is the result of fertilization of an egg?

Back

It restores the diploid number of chromosomes.

Front

What is the impact of global warming on polar bears?

Back

Polar bear populations will decrease, and seal populations will increase.

Front

Define 'dominant trait' in genetics.

Back

A dominant trait is one that is expressed in the phenotype even when only one copy of the allele is present.

Front

What is the role of nitrogen base pairs in DNA?

Back

They form the rungs of the DNA ladder, pairing with complementary bases to hold the DNA structure together.

Front

Explain the concept of 'genotypic variation'.

Back

Genotypic variation refers to the differences in the genetic makeup of individuals within a population.

Front

What is the significance of the diploid number of chromosomes?

Back

It represents the total number of chromosomes in a somatic cell, ensuring genetic stability across generations.