Chapter 1: Connect

Question 1

 The level of organization that is more complex than an atom but less complex than an organelle

Answer 1

molecule

Question 2

What describes the best the theory of natural selection

Answer 2

some individuals have a chance that increase their chances for survival and production these individuals are more likely to reduce reproduce and pass on their genes causing their genes to become more common in the next generation

Question 3

which scientific division is likely to present the best answer to a question about the fluid dynamics of affect blood pressure in mammals

Answer 3

biophysics

Question 4

A Scientific theory is

Answer 4

A concept that is supported by experimented evidence that explains the facts in an area of study

Question 5

Hypothesis is

Answer 5

explanation that accounts for careful observations

might be true and is subject to testing by further observations

Question 6

Darwins approach the science and natural selection were support supported by what the main tenet 

Answer 6

operation of natural laws produces constant change and improvement

Question 7

Besides Darwin and the theory of evolution by means of natural selection was also independently proposed by

Answer 7

Alfred Wallace

Question 8

a key contribution to Darwin’s thinking was the concept of limits put on the geometric growth of populations by nature, proposed by

Answer 8

Thomas Malthus

Question 9

Darwins book in which he described his views of evolution is

Answer 9

on the origin of species

Question 10

recent discoveries of microscopic fossils of extended the known history of life to about

Answer 10

3.5 billion years ago

Question 11

The same basic array of bones is modified to give rise to the wing of a bat at the front of a porpoise, such anatomical structures are called

Answer 11

homologous

Question 12

The rate of which evolution is occurring can be estimated by

Answer 12

studying comparative anatomy
measuring the degree of difference of genetic coding
Interpretation of fossil record

not
Inferring that apes are related to humans

Question 13

differences in domesticated animals over relatively short periods of time most likely occur through

Answer 13

artificial selection

Question 14

The plots that were staked out on the island were part of the

Answer 14

Experimental design

Question 15

essay on the principle of population written by Thomas Malthus in 1798 influenced Darwins thoughts as he struggled to understand what mechanisms could be at work to produce evolution. Malthus proposed the populations of animals and plants including humans

Answer 15

increased geometrically in numbers while the nutrients available only increased arithmetically