Front

A keystone species is a species that:

Back

plays a critical role in maintaining the structure of an ecosystem

Front

In what countries do they suspect the elephants were poached?

Back

Botswana, Tanzania, and Kenya

Front

What are the three parts of a nucleotide?

Back

A sugar, a phosphate group, and a nitrogenous base

Front

What kind of sugar is found in a nucleotide?

Back

Ribose

Front

What are the four nitrogen bases?

Back

Adenine, Thymine, Cytosine, Guanine

Front

On the ladder, which nitrogen base pairs with Adenine (A)?

Back

Thymine (T)

Front

Which bases are purines?

Back

Adenine (A) and Guanine (G)

Front

Which bases are pyrimidines?

Back

Thymine (T) and Cytosine (C)

Front

Which nucleotide pairs with adenine?

Back

Thymine (T)

Front

Using the restriction enzymes Bam HI, Hin dIII and Eco RI, which sites would each cut the DNA sequence provided?

Back

Bam HI cuts at GGATCC, Hin dIII cuts at AAGCTT, Eco RI cuts at GAATTC