Test 3 Flashcards

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0
Q

An Austrian monk who founded the science of heredity in 1866

A

Gregor Mendal

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1
Q

The science of heredity or the study of the transmission of traits from one generation to another

A

Genetics

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2
Q

A form of a gene; a pair of partner genes for a given trait

A

Allele

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3
Q

A gene that expresses itself in the presence of its recessive allele

A

Dominant

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4
Q

A gene that cannot express itself in the presence of the dominant allele

A

Recessive

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5
Q

Refers to the actual genetic make up of an individual

A

Genotype

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6
Q

Refers to the physical appearance of an individual

A

Phenotype

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7
Q

A condition in which both genes of an allelic pair are alike

A

Homozygous

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8
Q

Condition in which the genes of an allelic pair are different

A

Heterozygous

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9
Q

A gene located on a somatic or body chromosome

A

Autosomal gene

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10
Q

A test of significance to determine the goodness of it of data to a working hypothesis

A

Chi-square test

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11
Q

A type of inheritance in which one gene expresses itself in the presence of its allele

A

Law of dominance

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12
Q

Members of an allelic pair separate during the formation of gametes

A

Law of segregation

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13
Q

Genes of each allelic pair separate independently of other pairs of alleles that are located on non-homologous chromosomes during the formation of gametes

A

Law of independent assortment

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14
Q

Inheritance in which one gene expresses itself in the presence of its allele

A

Simple dominance

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15
Q

Inheritance in which one gene of an allelic pair is not dominant over the and the resulting offspring are intermediate in characteristics.

A

Incomplete dominance

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16
Q

Inheritance in which the gene for a given character exist in the form of three or more alleles

A

Multiple alleles

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17
Q

Inheritance in which the gene for a given trait are located on the X or Y chromosome

A

Sex linked inheritance

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18
Q

Inheritance in which the expression of a gene or genes is affected by the presence or absence of sex hormones

A

Sex influenced Inheritance

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19
Q

A small, reddish brown fly that is attracted to fruit or vegetables that has been studied extensively, and many aspects of human genetic patterns were determined from these studies

A

Fruit fly

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20
Q

Tissues composed of flat, elongated cells that cover the surface or form a single layer of cells around the central core or cylinder called the stele

A

Dermal tissues

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21
Q

Tissues comprising most of the stem or route for support and storage including collenchyma, parenchyma, and sclerenchyma

A

Ground tissues

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22
Q

Specialized cells for support that are irregularly thickened at the corner

A

Collenchyma

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23
Q

Spherical cells in the stem and roots for storage

A

Parenchyma

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24
Q

Specialist cells for support with uniformly thickened secondary walls for support and strength

A

Sclerenchyma

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25
Q

Plant tissues specialized for the transport of water, nutrients, carbohydrates, minerals, and other substances

A

Vascular tissues

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26
Q

Vascular tissues is specialized for the transport of carbohydrates upward and downward; stained green on prepared slides

A

Phloem

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27
Q

A vascular tissue specialized for the transport of water upward only; stained red on prepared slides

A

Xylem

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28
Q

The conductive tissue of a plant which includes xylem and phloem

A

Vascular bundle

29
Q

A region of growth by cell division or elongation

A

Meristem

30
Q

A region of growth at the tips of the stems or roots; also called apical meristem

A

Primary meristem

31
Q

A region of growth on the side of stems and roots with horizontal growth

A

Secondary Meristem

32
Q

The darker xylem cells on a woody stem when the growth rate is slower

A

Summer wood

33
Q

The lighter xylem cells on a woody stem when the growth rate is faster

A

Spring wood

34
Q

Includes the conifer (cone bearing plants); no flower, leaves mostly needlelike; pollinated by the wind

A

Phylum coniferophyta

35
Q

Includes the flowering plants, flowers present, leaves mostly broad and flat; pollinated mostly by insects

A

Phylum anthophyta

36
Q

Includes the monocots; one seed leaf in the embryo

A

Class monocotyledoneae

37
Q

Includes the dicot; two seed leaves in the embryo

A

Class eudicotyledoneae

38
Q

A male structure of the flower that produces and contains the pollen

A

Anther

39
Q

A slender stock attached to the anther of the flower

A

Filament

40
Q

Refers to the filament in the anther collectively [The male reproductive parts of the flower]

A

Stamen

41
Q

The colored structure of the flowers surrounding the reproductive parts

A

Petal

42
Q

A term that refers to all of the petals of a flower collectively

A

Corolla

43
Q

The structure below the petals that is attached to the flower; usually green in color

A

Sepal

44
Q

A term that refers to all of these sepals of a flower collectively

A

Calyx

45
Q

The expanded tip of the pistil in a flower that receives the pollen

A

Stigma

46
Q

Refers to the neck region or middle region of the pistil of a flower

A

Style

47
Q

The base of the pistil of a flower that contains the ovule

A

Ovary

48
Q

Reproductive structures in the flower that may be fused to form a pistil

A

Carpels

49
Q

The female reproductive organ in flower that consist of the stigma, style, and ovary

A

Pistil

50
Q

The basic unit of structure of living organisms

A

Cell

51
Q

A group of cells performing a similar function

A

Tissue

52
Q

A group of tissues performing a similar function

A

Organ

53
Q

A tissue that lines a cavity or covers a surface with little intercellular space and without a vascular supply

A

Epithelial tissue

54
Q

A tissue composed of cells or cells and fibers that bind other layers together or provide support or attachment area for the attachment or insertion of muscles

A

Connective tissue

55
Q

A tissue that is composed of contractile proteins and functions mainly in movement

A

Muscle tissue

56
Q

A tissue specialized for the reception or conduction of the electrical impulses

A

Nervous tissue

57
Q

A nerve cell

A

Neuron

58
Q

Long fibers that conduct impulses away from the nerve cell body

A

Axon

59
Q

Short, branching fibers that conduct impulses toward the nerve cell body

A

Dendrite

60
Q

A tissue composed of cells and fibers that binds other tissues together

A

Loose connective tissues

61
Q

And insoluble, fibrous protein fiber in the skin, hair, nails, and hooves

A

Collagen

62
Q

A fibrous connective tissue consisting mainly of collagen which is found in tendons that connects muscles to bones or in the ligaments that connects bones to bones

A

Dense connective tissue

63
Q

A spongy, connective tissue that provides support with limited flexibility and is found at the ends of bones or between bones and in the major branches of the respiratory tract

A

Cartilage

64
Q

The technical name for a cartilage cell

A

Chondrocyte

65
Q

The technical name for a bone cell

A

Osteocyte

66
Q

A specialized tissue for support that provides surface area for the attachment of muscles and production of red blood cells and white blood cells

A

Bone

67
Q

Refers to any of the five types of white blood cell

A

Leucocyte

68
Q

The technical name for a red blood cell

A

Erythrocytes

69
Q

A fragment of blood cells that aid in clotting of blood

A

Platelet