BIO Flashcards

1
Q

Female parts of a flower

A

Stigma, Style, Ovary, Ovule, Pistil

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2
Q

Male parts of a flower

A

Anther, Filiment, Stamen

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3
Q

2 Non gender parts of a flower

A

Petal, Sepal

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4
Q

fertilization Definition

A

The act of fertilizing an egg {1st step}

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5
Q

Zygote Definition

A

When Sperm comes into contact with the egg {2nd step}

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6
Q

Embryo Definition

A

Unborn Offspring {3rd step}

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7
Q

Mitosis Definition

A

a type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.

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8
Q

Meiosis Definition

A

a type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell

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9
Q

steps of pollination

A

Pollination, germination, penetration of the ovule, fertilization.
{poll, germ, penetration of the ovule, fert.}

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10
Q

sexual reproduction Definition

A

2 parents, 2 sexes make offspring

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11
Q

Asexual reproduction Definition

A

one parent make a copy of themselfs as a offspring

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12
Q

advantages and disadvantages of Sexual reproduction

A

Advantages: Variation
Disadvantages: more time, more energy

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13
Q

advantages and disadvantages of Asexual reproduction

A

Advantages: less time, less energy
Disadvantages: No Variation

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14
Q

types of asexual reproduction

A

biannary fission, budding, spores

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15
Q

bacterial conjugation

A

the process by which one bacterium transfers genetic material to another through a bridge like connection

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16
Q

discrete variation

A

Characteristics controlled by a single gene (one copy inherited from each parent) tend to have phenotypes that fall into separate categories.

17
Q

continuous variation

A

variation in phenotypic traits such as body weight or height in which a series of types are distributed on a continuum rather than grouped into discrete categories.

18
Q

dominant traits

A

the inheritance of traits that are typically passed vertically from parent to child where both the parent and the child are affected by the trait or disorder that is related to that gene.{RR}

19
Q

recessive traits

A

A recessive trait is one that is only expressed when an organism has two recessive alleles for that trait. {rr}

20
Q

What are examples of mutagens

A

something that changes a organisms DNA {ultraviolet light, X-ray, tobacco products, radioactive substances

21
Q

What does DNA stand for?

A

Deoxyribonucleic Acid

22
Q

What is DNA

A

the material that carries all the information about how a living thing will look and function

23
Q

heterozygous

A

having different alleles for a particular trait.

24
Q

homozygous

A

having inherited the same versions (alleles) of a genomic marker from each biological parent.

25
Q

heritable traits

A

Eye Color, Hair color, hikers thumb

26
Q

non-heritable characteristics

A

Manners, Likes and dislikes

27
Q

natural selection

A

The evolution of a organism adapting to Survive in their enviorment

28
Q

artificial selection

A

Humans breeding plants and animals due to their likingness