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Flashcards in Chapter 17 Deck (27):
1


Do most scientists agree that spontaneous generation started life on this planet?

No

2

In chemical evolution (prebiotic), which of the following gases was not in the primitive atmosphere?

Oxygen

3

What scientist showed us that amino acids could have been a result of the primitive atmospheric conditions?

Miller

4

The first organisms were probably what?

Prokaryotic and anaerobic

5

Oxygen probably came from?

Prokaryotes and autotrophs

6

Mitochondria and chloroplasts may have been?

Bacteria, engulfed, not digested, used to demonstrate endosymbiont

7

What is an example of a single celled organism giving rise to a multicellular grouping?

Green algae

8

The life forms that invaded land first were

Plants

9

The ancestor to the amphibian is

The lobed finned fishes

10

Reptiles are said to evolve from

Amphibians

11

Reptiles gave rise to

Mammals

12

Humans had ancestors that were adapted to what?

Grasping hands, arboreal dwelling, binocular vision

13

The first humans were reportedly found in

Africa

14

The ancestor to homo habilis was probably?

A afarensis

15

The ancestor to homo sapien could possibly be

H heidelbergensis

16

Everything is held by?

Gravitational force

17

What was Stanley miller's experiment?

A primitive atmosphere could make monomers and amino acids

18

Chemical evolution order

Primitive earth, inorganic chemicals, small organic molecules, macromolecules and plasma membrane, protocell, cell

19

The chain of events that produce the first living so could've been which of the following sets?

Microsphere, membrane, protocell

20

Nucleic acids are

Self-assembling

21

RNA came

First

22

What is organic evolution?

Fossil record

23

What is inorganic evolution?

Big Bang

24

Immediate ancestor

Heidel-bergensis

25

Ancestors

Afarensis, Africanus, H Habilis, H Erqaster, H Erectus, H Sapien

26

In the out of Africa theory, the human is thought to do what

A single species of human from Africa invade different parts of Europe

27

The Carboniferous period is known for

Ancient swamp forests