Lab Exam 3 Flashcards

1
Q

What are the parts of the typical bacteria?

A

1) sticky outer capsule
2) Cell Wall
3) Plasma Membrane
4) Cytoplasm
5) Nucleoid Region
6) Ribosomes
7) Flagella

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2
Q

What are the modern lineages of plants?

A

1) Bryophytes
2) Ferns
3) Gymnosperms
4) Angiosperms

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3
Q

What are the five structures of a seed?

A

1) Seed Coat
2) Endosperm
3) Embryo
4) Cotyledon
5) Radicle

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4
Q

What is the difference between phloem and xylem?

A

Xylem transports water and minerals while Phloem transports sugars and amino acids (organic crap)

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5
Q

What is asymmetry?

A

It’s where there’s no symmetry to be found in the living organism.
xly = no symmetry

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6
Q

What is Bilateral Symmetry?

A

It’s where there’s symmetry across a central axis/line.
xlx = Bilateral Symmetry

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7
Q

What is Radial Symmetry?

A

It’s where there’s symmetry around a circle.
x
x O x = radial symmetry
x

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8
Q

What does it mean for something to be anterior to something else?

A

It’s closer to the top of the being (head)

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9
Q

What does it mean for something to be posterior to something else?

A

It’s closer to the bottom of the being (butt)

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10
Q

What does it mean for something to be dorsal to something?

A

It’s closer to the back of the being (The backside)

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11
Q

What does it mean for something to be ventral to something?

A

Means that it’s closer to the belly (tummy)

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12
Q

What is the function of the tympanum?

A

Hearing

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13
Q

What is the function of the Tongue?

A

Catches pray

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14
Q

What is the function of the external nares?

A

Gas passage (air and CO2)

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15
Q

What is the function of the glottis?

A

Air passes through to the trachea and lungs.

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16
Q

What is the function of the auditory tubes?

A

relieves pressure from the ears.

17
Q

What is the function of the liver?

A

Makes bile; destroys toxins

18
Q

What is the function of the gallbladder?

A

Bile storage

19
Q

What is the function of the lungs?

A

Used to exchange gases.

20
Q

What is the function of the stomach?

A

Food digestion

21
Q

What is the function of the small intestines?

A

Nutrients absorption

22
Q

What is the function of the large intestines?

A

Undigested food storage/absorption of water

23
Q

What is the function of the spleen?

A

Filters blood

24
Q

What is the function of the kidneys?

A

Removes waste from blood; forms urine

25
Q

What is the function of the heart?

A

Pumps blood

26
Q

How do you tell if a frog is female or male?

A

Find the fat bodies and look above them. You’ll either see a sac full of eggs (looks like poppyseed dressing) or you’ll see small, dark sacs (testes).

27
Q

What is a segmented body plan?

A

It’s where the body of a creature has segments. (Like a rolly Polly, they have those little lines that are segmentation.

28
Q

What is an exoskeleton?

A

external skeleton (ex: oysters. Hard shell, soft inside)

29
Q

What is an endoskeleton?

A

internal skeleton (ex: humans, cat, dogs, etc.)

30
Q

How do filamentous cells look?

A

Cells are disk-like, oriented like a stack of pennies.

31
Q

What do Streptoccocus cell look like?

A

Cell are cocci, strung together like a string of beads

32
Q

What do Spherical Colonies look like?

A

Cells stick together in spheres due to their gelatinous sheaths (not perfectly round).

33
Q

What are bryophytes?

A

1) Nonvascular plants
2) Prominent Gametophyte stage

34
Q

What are Ferns?

A

1) Seedless
2) Vascular Plants
3) Mainly sporophyte stage

35
Q

What are Gymnosperms?

A

1) Naked seed plants
2) Mainly sporophyte Stage
3) No ovaries

36
Q

What are Angiosperms?

A

1) Flowering Plants
2) Mainly Sporophyte Stage

37
Q

What does it mean for something to have a cocci shape?

A

It means that it’s Spherical, balllike (C or O)

38
Q

What does it mean for something to have a Bacilli Shape?

A

Rod-Shaped Cells, Longer than wide (I or L)

39
Q

What does it mean for something to have a Spiral shape?

A

Corkscrew (spirochetes) or coma shaped (Spirillum)