(Q2) LS - Benchmark Review 2

Front

What does the genotype 'HH' represent?

Back

Homozygous dominant.

Front

In natural selection, organisms that are ____________ their environment survive and pass on their traits.

Back

Best adapted to.

Front

Why have crocodiles been around for so long?

Back

They are very well adapted to their environment.

Front

What is the age of the trilobite in terms of dating?

Back

Absolute age dating.

Front

What term describes pressures from human activities that change the environment?

Back

Environmental pressure.

Front

What is the definition of homozygous dominant?

Back

An organism with two identical dominant alleles for a trait.

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 significance of absolute age dating?

Back

It determines the exact age of a fossil or rock.

Front

What is environmental pressure?

Back

Factors resulting from human activities that affect the environment.

Front

What does it mean to be heterozygous?

Back

An organism with two different alleles for a trait.