Biology

Front 1

The cervix is part of the

Back 1

uterus.

Front 2

If the vas deferens tubes are cut and tied (vasectomy), the semen will not contain

Back 2

sperm

Front 3

The bone in the upper arm is the

Back 3

humerus

Front 4

The single long process that extends from a typical motor nerve cell is the

Back 4

axon.

Front 5

When humans breathe using only the mouth, which of the following is most diminished?

Back 5

filtering

Front 6

The system that reclaims fluids and proteins that have escaped from blood capillaries is the

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lymphatic.

Front 7

Chyme is formed in the

Back 7

stomach.

Front 8

Hemoglobin contains which element?

Back 8

iron

Front 9

In a natural community, primary consumers are

Back 9

herbivores

Front 10

Muscle fatigue is a result of

Back 10

accumulation of lactic acid.

Front 11

An interaction between two species in which both species benefit is known as

Back 11

mutualism

Front 12

Various forms of a gene at a given locus are called

Back 12

alleles.

Front 13

Smooth muscle is

Back 13

involuntary and nonstriated.

Front 14

What is the form of RNA that carries the code from the DNA to the site where the protein
is assembled?

Back 14

messenger RNA

Front 15

The main source of energy for humans is

Back 15

carbohydrates.

Front 16

When a hen's egg is cooked for breakfast, which of the following statements does not apply?

Back 16

Gentle cooling will reverse the denaturation that has occurred

Front 17

The chromosomes are aligned at the spindle equator during

Back 17

metaphase.

Front 18

The positive subatomic particle is the

Back 18

proton.

Front 19

Chromatids that are attached at the centromere are called what kind of chromatids?

Back 19

sister

Front 20

The control in an experiment

Back 20

allows a standard of comparison for the experimental group.

Front 21

Microtubule-producing centers are most closely associated with

Back 21

centrioles

Front 22

Which of the following is defined as "all of the various species living in the same area?"

Back 22

community

Front 23

The organelle that is compared to a whip is a

Back 23

flagellum.

Front 24

The chemical processes in the living cell are collectively called

Back 24

metabolism.

Front 25

Which microscope has the highest magnification?

Back 25

transmission electron

Front 26

. The idea that all living cells come from preexisting living cells was proposed by

Back 26

Rudolf Virchow.

Front 27

A motor neuron and all the muscles under its control is called what kind of unit?

Back 27

motor unit

Front 28

Fertilization in mammals occurs in the

Back 28

oviduct.

Front 29

Haversian canals are characteristic of which tissue?

Back 29

bone tissue

Front 30

The heart, muscles, bones, and blood develop primarily from what system

Back 30

mesoderm.

Front 31

Which of the following is NOT part of the appendicular skeleton?

Back 31

ribs

Front 32

The purpose of a vaccine is to

Back 32

produce a mild case of the disease, and stimulate the immune response, and cause memory cells to be formed.

Front 33

The group of animals with the most efficient respiratory system is the

Back 33

birds

Front 34

As an animal grows larger, the surface area increases by the mathematical __?__ of its dimensions.

Back 34

square

Front 35

Which cells produce and secrete antibodies that set up bacterial invaders for subsequent destruction by macrophages?

Back 35

B cells

Front 36

A community differs from an ecosystem in that the former does NOT include

Back 36

abiotic (nonliving) factors.

Front 37

At the arteriole end of the capillary, more fluid leaves the capillary than enters as a result of

Back 37

hydrostatic force.

Front 38

In mitosis, if a parent cell has 16 chromosomes, each daughter cell will have how many chromosomes?

Back 38

16

Front 39

A 9+2 array refers to

Back 39

both mictotubules and cilia but not Golgi bodies or ribosomes.

Front 40

dihybrid cross of two contrasting pure-breeding organisms

Back 40

results in the disappearance of the recessive traits for the first generation.

Front 41

Energy stored in which of the following molecules is converted by mitochondria to a form usable by the cell?

Back 41

carbon compounds

Front 42

Amino acids are joined together in proteins by

Back 42

peptide bonds

Front 43

Glycolysis

Back 43

results in the production of pyruvate and occurs in the cytoplasm.

Front 44

The carbon source for organisms that derive their energy from photosynthesis is

Back 44

carbon dioxide.

Front 45

what is a junction between two neurons?

Back 45

chemical synapse

Front 46

The negative subatomic particle is the

Back 46

electron.

Front 47

Antibodies are

Back 47

proteins

Front 48

Which cells cause rapid division of the lymphocytes?

Back 48

helper T cells

Front 49

n a scientific experiment, conditions that could affect the outcome of the experiment, but do not because they are held constant, are called

Back 49

controlled variables.

Front 50

Lysozyme

Back 50

destroys the cell wall of invading bacteria

Front 51

Each cell is able to maintain a constant internal environment. This is called

Back 51

homeostasis

Front 52

About how many quarts of blood does a normal, 150-pound, human male have?

Back 52

4–5

Front 53

In humans, the fluid immediately surrounding the embryo is contained in the

Back 53

amnion.

Front 54

The nonmoving joints between skull bones are examples of what kind of joints?

Back 54

fibrous

Front 55

Sperm are produced in the

Back 55

testes

Front 56

. Which vitamin functions in forming a blood clot?

Back 56

K

Front 57

Replication of DNA

Back 57

produces two molecules, each of which is half-new and half-old DNA joined lengthwise to each other.

Front 58

A network of interactions that involve the cycling of materials and the flow of energy between a community and its physical environment is which of the following?

Back 58

ecosystem

Front 59

If tall (D) is dominant to dwarf (d), and two homozygous varieties DD and dd are crossed, then what kind of offspring will be produced?

Back 59

all tall

Front 60

When a eukaryotic cell divides, daughter cells

Back 60

receive enough of the organelles to start up the new cells and produce additional organelles as needed.

Front 61

Mendel found that pea plants expressing a recessive trait

Back 61

were pure-breeding.

Front 62

Prokaryotic cells do NOT have

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membrane bound nuclei.

Front 63

Organisms designated producers obtain their energy from

Back 63

the sun

Front 64

Organelles used to move chromosomes are the

Back 64

microtubules.

Front 65

The female reproductive system does not include

Back 65

mammary gland.

Front 66

In the human male several hundred million sperm are produced by spermatogenesis occurring in

Back 66

seminiferous tubules

Front 67

By definition, a “nerve” is

Back 67

a bundle of axons

Front 68

In an experiment, the control group

Back 68

is maintained under strict laboratory conditions.

Front 69

Which is an example of a habitat?

Back 69

intestinal tract

Front 70

Which cells produce antibodies

Back 70

B cells

Front 71

According to Mendel, what kind of genes "disappear" in F1 pea plants?

Back 71

recessive

Front 72

what makes up the greatest percentage of human plasma?

Back 72

water

Front 73

Functionally, the plasma membrane of a muscle cell is most like that of a

Back 73

nerve cell.

Front 74

The gastrocnemius muscle is located

Back 74

in the lower leg

Front 75

The mineral stored in greatest quantity in bones is

Back 75

calcium.

Front 76

Most of the carbon dioxide produced by the body is transported to the lungs in

Back 76

bicarbonate ions

Front 77

The organ that stores and detoxifies different organic compounds is the

Back 77

liver.

Front 78

The ultimate source of energy for living things is the

Back 78

the sun

Front 79

Strictly speaking, mitosis and meiosis are divisions of the

Back 79

only nucleus and chromosomes.

Front 80

Which is the smallest portion of a substance that retains the properties of an element?

Back 80

atom

Front 81

A process found only in plants and some bacteria

Back 81

photosynthesis

Front 82

When a cell undergoes mitosis

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the daughter cells have identical genes and the daughter cell has genes identical to those of the mother cell that produced it.

Front 83

Which is the smallest unit of life that can exist as a separate entity?

Back 83

a cell

Front 84

. The instructions for growth and development are in

Back 84

DNA