Unit 1 Topic 3-5

Question 1

Asexual Reproduction

Answer 1

reproduction from one parent

eg. bacteria sliptting

Question 2

Bacterial Conjugation

Answer 2

The direct transfer of DNA from one bacteria cell to another

No Reproduction Occurs

Question 3

Binary Fission

Answer 3

the reproduction process of a single celled organism splitting into two

Asexual

Question 4

Biotechnology

Answer 4

technology involving using or modifying living organisms

Question 5

Budding

Answer 5

the reproduction process in which a small bud forms on an object and then eventually breaks away

Asexual

Question 6

Chromosome

Answer 6

Tightly packed stands of DNA

23 from each parent

46 in normal cell, 23 in reproductive cells

Question 7

Clone

Answer 7

An identical copy of a molecule, gene, cell or organism

Question 8

Continuous variation

Answer 8

Traits that have a range of possibilites

eg. Height, Skin tone

Question 9

Cotyledon

Answer 9

A structure in a seed that norishes the plant embryo

Question 10

Cross-pollination

Answer 10

pollination of a flower with pollen from a
different plant

Question 11

Discreate variation

Answer 11

Traists that have a limited number of possibilities

eg. Blood type, Dominant Hand

Question 12

DNA

Answer 12

A molecule that stores the genetic info. and directs function of cells

Found in the nucleus of each cell

Question 13

Dominant Trait

Answer 13

A trait that shows up even if only one parent passes on the gene

Question 14

Embryo

Answer 14

A mutli-cell organism in development after fertalization

Question 15

Gene

Answer 15

A section of DNA that codes for a specific protein and function

Question 16

Genetic Engineering

Answer 16

the artificial altering of the DNA of an organism or a population of organisms

Question 17

Genetics

Answer 17

Heritable traits

Can also be the study of genes

Question 18

Heritable

Answer 18

A gentic characteristic that can be passed on
from parent to offspring

eg. Hair color

Question 19

Meristem

Answer 19

unspecialized cells in the tips of roots
and shoots that produces new growth
in plants

(cuttings can be used and new plant can grow from the cells)

Question 20

Mutagen

Answer 20

An agent that causes a mutation

eg. Chemicals, Radiation

Question 21

Nature vs nurture

Answer 21

are people the way they are because of their genetics of their environment

Question 22

Ovule

Answer 22

The part that turns into the seed

Female Gamete or egg

Question 23

Pistil

Answer 23

The female part of a flower

Includes stigma and ovary

Question 24

Pollen Tube

Answer 24

a tube that grows from a pollen grain toward the ovary

Question 25

Recessive Trait

Answer 25

A trait that shows up only when both parents pass on the gene

A ressive trait will not show up when paired with a dominant gene

Question 26

Mutation

Answer 26

A change in the DNA of an organism

Thru natural or artificial causes

Question 27

Reproductive Strategy

Answer 27

The method of reproduction

Question 28

Self-pollination

Answer 28

pollination of a flower with pollen from
the same flower

Question 29

Sexual reproduction

Answer 29

Reproductive process involving two sexes or mating types

Question 30

Somatic Cell

Answer 30

Body cells

Have 46 chromosomes

Not reproductive

Question 31

Spore

Answer 31

a reproductive structure (like seeds but smaller)

Asexual

Question 32

Stamen

Answer 32

The male part of the flower

Includes anther and pollen

Question 33

Transgenic

Answer 33

An organism created by moving DNA from one organism to another artificially

Question 34

Variation

Answer 34

differences in characteristics of organisms

Question 35

Zoospore

Answer 35

A spore that uses a tail-like sturcture to move

Asexual

Question 36

Zygospore

Answer 36

A reproductive structure in some fungi

Sexual

Question 37

Zygote

Answer 37

The new cell formed by fertalization

Sexual