chapter 1 biology Flashcards


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1

which of the following is not a major theme of biology?

the mechanisms of disease

2

the cell theory states that all living organisms

are composed of basic units called cells

3

which of the following is NOT a characteristic of all living organisms?

multicellularity

4

the science of life

biology

5

if an organism is eukaryotic then by definition it will

possess a nucleus

6

in all organisms, hereditary information is encoded within _____ molecules

DNA

7

a prokaryotic cell differs from a eukaryotic cell in that a prokaryotic cell

is exemplified by bacteria

8

biological growth involves an increase in

both the number and size of the cell

9

in living organisms, chemical reactions responsible for growth , repair, and nutrition are collectively referred to as

metabolism

10

homeostasis in living organisms involves processes that

maintain a constant internal environment

11

if a particular protein were being produced in excess of the cell's needs then ____ mechanisms intervene to stop production

homeostatic

12

cilia and flagella are most directly involved in

movement

13

organisms that are sessile as adults

do not move from place to place

14

which of the following stimuli most directly causes the Venus Flytrap to catch an insect?

touch

15

which one of the following is a characteristic of asexual, as opposed to sexual, reproduction?

a cell splitting in half

16

one benefit of sexual reproduction over a sexual reproduction is that

the interaction of the genes from both parents brings about genetic variation

17

which of the following is Not an adaption of Burchell's zebras to their environment

asexual reproduction

18

reductionism refers to the method of investigating structures by

studying the parts of the structures

19

which of the following is the most basic level of chemical organization

atom

20

when tissues organize into fictional strictures they form

an organ

21

all of the members of the same species occupying the same area at the same time constitute

a population

22

which of the following is not a term related to information transfer in living systems

taxon

23

which of the following is not true of proteins

they contain the code or the recipe for making other molecules that are important for life processes

24

information in living organisms can be transmitted by

genes, hormones, and neurotransmitters

25

which of the following is not true of horomones

they are a type of gene

26

which of the following is not a concept or term related to the flow of energy through a living systems

sexual reproduction

27

autotrophs

synthesize complex molecules from CO2, water, and energy

28

which of the following represents the pattern of energy flow within an ecosystem?

from producers to consumers to decomposers

29

all of the following are associated with the process of evolution but which of these statements best defines the overall process of evolution?

changing of populations over time

30

which of the following is produced via the process of cellular respiration

carbon dioxide

31

using the Linnaean system of nomenclature, corn is named Zea mays. In this name , the specific epithet is

mays

32

which of the following terms includes the fewest species of organisms?

population

33

as you move one step higher in the hierarchal classification system, similar families of organisms are next grouped together in the same

order

34

the domain eukarya includes all of the following except

bacteria

35

you discover an organism that is eukaryotic, unicellular, and photosynthetic. based on this evidence you correctly assign this organism to the

protist group

36

to what group do i belong? i am neither prokaryotic nor photosynthetic and i obtain nutrients by secreting digestive enzymes into my environment

fungi

37

one of the conclusions drawn from darwins theory of evolution is that

organisms living with modifications from previously existing forms

38

in darwins theory of evolution, adaption involves changes in

populations

39

the ultimate source of genetic variation within a population is

mutations in DNA

40

which of the following is nOT a concept or term related to evolution

cellular respiration

41

in the deductive approach to scientific thought processes , we begin with ___ and make ___ based on that information

premises, conclusions

42

a hypothesis is

a tentative explanation

43

a good hypothesis

is falsiiable

44

the organism in the accompanying figure can be classified as

a bird

45

sequence A in figure 1-1 represents

the experimental group

46

sequence B in figure 1-1 represents

the control group

47

if we want to examine the effect of a fertilizer on the size of zucchini produced , we would need to establish both experimental and control groups. the experimental group has all the following :soil , fertilizer, water, sun, and zucchini seeds. the control group for this experiment would have all of the same components except

fertilizer

48

the term sampling error refers to inaccuracies in an experiment due to

the test being conducted on a very small population of test subjects

49

similar order are placed in the same class

true

50

when you use deductive reasoning you draw conclusions from specific observations

false