Module 1/2 Intro/ Evolution before Darwin

Question 1

Ambulocetus

Answer 1

49 million y.o. fossil
Had involucrum (was a whale that could walk)

Question 2

Evolution occurs in

Answer 2

Populations

Question 3

Whales nearest relatives

Answer 3

Artiodactyl

Goats, giraffes, hippos

Question 4

Astralagus

Answer 4

Double-pulley bone/ ankle bone

Question 5

T/F Atoms in sea water are different than freshwater

Answer 5

TRUE

Question 6

Isotopes

Answer 6

Different atomic masses

Question 7

Cetaceans and hindlegs

Answer 7

Cetaceans reabsorb the hindlegs

Question 8

Types of data we can use for whale evolution

Answer 8

Morphological, geological, environmental, chemical, developmental, fossils.

Question 9

Influenza RNA Segments/ proteins?

Answer 9

8 RNA/ 13 proteins

Question 10

RNA ? easier than DNA

Answer 10

mutates

Question 11

Mutations can be?

Answer 11

adaptive or maladaptive

Question 12

neuraminidase

Answer 12

What viruses use to cut themselves free from the cell.

Question 13

Viral reassortment is called

Answer 13

jumping to new host species.

Question 14

Who originally came up with the concept of evolution?

Answer 14

Uknown but NOT Darwin

Question 15

Evolution occurs at level of

Answer 15

Individual

Question 16

Dorudon

Answer 16

50-million year old fossilHad teeth (as do odontocetes) but the shapes were more like land mammals

Question 17

Pakicetus

Answer 17

Land mammal (found in seasonal terrestrial streams)Had inner ear bone (involucrum) similar to cetaceans

Question 18

Can indicate similarities/differences among taxa

Answer 18

embryonic development