Homework #31: Humans vs Bacteria Day 8-13

Front

Why are advantageous traits more likely to be passed onto offspring?

Back

Because they are more likely to survive and reproduce.

Front

What are mutations?

Back

Random changes in the genetic material.

Front

What is the term for the difference in physical traits among individuals in a group?

Back

Variation.

Front

What is a mutation?

Back

A random and permanent change to a gene.

Front

What best describes an adaptation?

Back

A trait that helps an organism to survive in its environment.

Front

What is natural selection?

Back

The process where organisms better adapted to their environment tend to survive and produce more offspring.

Front

What is the role of alleles in inheritance?

Back

Alleles are different versions of a gene that determine specific traits.

Front

What is the difference between dominant and recessive alleles?

Back

Dominant alleles express their trait even if only one copy is present, while recessive alleles require two copies to express their trait.

Front

What is genetic variation?

Back

The diversity in gene frequencies within a population.

Front

How do environmental factors influence evolution?

Back

Environmental factors can affect which traits are advantageous, leading to changes in allele frequencies over time.