10 Great Evolutionary Innovations- Chapter 2

Question 1

What duo Discovered the secret of life, Learned that DNA is a double helix, and Used X-ray diffraction photos?

Answer 1

Watson & Crick

Question 2

If you take a double helix apart it each strand is a _______.

Answer 2

Template

Question 3

_____ is hereditary material that codes for human beings, amoeba, mushroom, and bacterium.

Answer 3

DNA

Question 4

Every time a cell divides it replicates its DNA in a matter of minutes. True or False?

Answer 4

False.

Every time a cell divides it replicates its DNA in a matter of hours.

Question 5

Name two different types of mutations and describe them.

Answer 5

1. Point mutations - one letter is substituted for another by mistake
2. Deletion - a vast track is removed/lost
3. Insertion - extra base is inserted into a new place
4. Frameshift - codons to be parsed incorrectly

Question 6

Double helix was only half the secret of life, _________ ____ _____ is the second half.

Answer 6

Double helix was only half the secret of life, deciphering the code is the second half.

Question 7

Genes are made of proteins. True or False?

Answer 7

False.

Originally thought that genes were made of proteins
Proteins are not built in the nucleus at all
Proteins are made of amino acids

Question 8

RNA is a shorter single-stranded version of DNA and can be found in the _________ and nucleus of the cell.

Answer 8

cytoplasm

Question 9

Ribosomes are the site of protein synthesis. True or False?

Answer 9

True

Question 10

What is tRNA?

Answer 10

An RNA with an anticodon that has a specific amino acid attached.
These amino acids will bond and form a protein.