Meiosis/Sexual Reproduction Test Flashcards

1
Q

External fertilization

A

When the sperm and egg join outside of the parents (common in fish)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Internal fertilization

A

When the sperm and egg meet inside the female parents

Common in birds

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Three blastula cells

A

Ectoderm

Mesoderm

Endoderm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Ectoderm

A

Skin and nervous system develop

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Mesoderm

A

Kidneys skeleton muscles blood vessels and reproductive organs develop

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Endoderm

A

Lungs liver lining of digestive system develop

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

First stage of fetal development

A

Brain and spinal cord are forming fingers and toes

Sexual difference start to appear

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Second stage of fetal development

A

Fetal movements are felt eyelids are open fetus can survive out of the mother

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Third stage of fetal development

A

Rapid weight gain due to growth and accumulation of fat

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Differentiation

A

Development of organs and body structures from blastula

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Embryonic

A

Development during the first 8 weeks

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Mating

A

The proccess by which the gametes arrive in the same place at the same time

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

How do flowering plants reproduce?

A

Internal fertilization

Sperm and egg cell meet inside the female

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Four weeks

A

Brain and spinal cord start to form

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Sixteen weeks

A

Fetal movements are feltl

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Embryonic development occurs at…

A

The first and second month after fertilization

17
Q

Fetal development occurs

A

The 3rd-8th month

18
Q

Infertility

A

The inability to have a baby

19
Q

Assisted reproductive technology

A

Technologies used to achieve fertilization and pregnancy

20
Q

Uterus

A

An organ in a female mammal and that’s where the embryo develops and is nourished before birth

21
Q

Intracytoplasmic sperm injection

A

Specialized procedure where a single sperm cell is injected to an egg cell the fertilized egg is then injected to the mothers uterus

22
Q

Gamete intrafallopian transfer

A

Egg cells are removed from a woman’s ovary and combined with sperm cells the mixture of eggs and sperm is injected into the mother’s Fallopian tube

23
Q

In Vitro fertilization

A

A woman’s egg cell is placed in a Petri dish and than sperm is injected into the dish

24
Q

Stem cells

A

Helps cure diseases or regrow impaired/lost organs

25
Surrogate mother
Becomes pregnant and gives birth to a child for someone else to raise
26
The uterus is where...
Embryos develop
27
Questions have raised about assisted reproductive technologies because...
Not everyone agrees about what to do with unused embryos And They may increase the risk of birth defects
28
Anther
Where pollen is produced
29
Pollen grains
Cases containing male gametes
30
Filament
Stalk that supports the anther
31
Stigma
Sticky lip of the pistol that captures pollen grains
32
Style
Stalk that supports the stigma and in which the pollen tube forms
33
Ovary
Swollen base of the pistol constraining ovules
34
Ovules
Sacs containing female gametes