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ASAP > Levels Of Organisation > Flashcards

Levels Of Organisation Flashcards

1
Q

What is cell?

A

Basic living, structural and function unit of life

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2
Q

Difference between eukaryotes and prokaryotes

A

Prokaryotes - single celled organism
Eukaryotes - multiple celled organism

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3
Q

Zygote develops from what type of cell?

A

Totipotent cell

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4
Q

What is plasma membrane ?

A

Membrane surrounding the cytoplasm of a cell

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5
Q

Why is cell membrane called phospholipid bilayer?

A

Cell membrane is made up of double layer of phospholipids

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6
Q

What is cytoplasm?

A

Gelatinous material that fills inside the cell to hold the cell organelles

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7
Q

What is called the powerhouse of a cell?

A

Mitochondria

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8
Q

A diploid human cell contains how many chromosomes ?

A

46

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9
Q

What is a gene?

A

Basic physical and functional unit of heredity

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10
Q

What organelle does protein synthesis?

A

Endoplasmic reticulum

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11
Q

Function of golgi apparatus

A

Process and package of macromolecules such as proteins and lipids

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12
Q

Function of ribosome ?

A

Protein synthesis

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13
Q

What enzyme does lysosome hold?

A

Acid hydrolases

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14
Q

What is catabolism?

A

Chemical process to breakdown complex molecules to simple substances

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15
Q

What is anabolism?

A

Process of building simple substances to form complex substances

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16
Q

What is an organ?

A

Group of tissues performing a specific function

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17
Q

What are the four types of tissues?

A

Muscle tissue
Nerve tissue
Epithelial tissue
Connective tissue

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18
Q

Why are the types of muscle tissue ?

A

Skeletal
Smooth
Cardiac

19
Q

What are the types of nerve tissue

A

Spinal cord
Brain

20
Q

Epithelial tissue is mainly found where ?

A

Skin

21
Q

Types of connective tissue ?

A

Loose
Dense
Specialized

22
Q

Example of loose connective tissue ?

A

Areolar
Adipose

23
Q

Example of dense connective tissue ?

A

Tendon
Ligament

24
Q

Example of specialized connective tissue

A

Cartilage
Blood

25
Q

Types of cell division?

A

Mitosis
Meiosis

26
Q

What is mitosis ?

A

Cell division in which each daughter cell is genetically identical to the parent cell

27
Q

What is meiosis ?

A

Cell division in which the number of chromosomes in the daughter cell is reduced by half to haploid gametes

28
Q

Phases of cell division?

A

Interphase
Prophase
Metaphase
Telophase
Cytokinesis

29
Q

What are the levels of organization in an organism?

A

Cells
Tissues
Organs
Organ system

30
Q

What are the different organ system?

A

Skeletal
Muscular
Nervous System
Circulatory
Respiratory
Digestive
Endocrine
Urinary
Reproductive

31
Q

What is the function of a body cavity?

A

Space where internal organs are located and protected

32
Q

What are the two body cavities ?

A

Dorsal cavity
Ventral cavity

33
Q

Human body cavity is referred to which cavity ?

A

Ventral cavity

34
Q

What are the classifications of dorsal cavity?

A

Cranial cavity
Vertebral cavity

35
Q

What is meninges?

A

Multilayered membrane that protects the brain and spinal cord

36
Q

What is in the cranial cavity?

A

Meninges, brain, spinal fluid

37
Q

Which is the most narrowest body cavity?

A

Vertebral cavity

38
Q

What is viscera?

A

Organs within ventral cavity is called viscera

39
Q

Ventral cavity is divided by what?

A

Diaphragm

40
Q

What are classifications of ventral cavity?

A

Thoracic cavity
Abdominal cavity
Pelvic cavity

41
Q

Thymus gland is in which cavity?

A

Thoracic cavity

42
Q

Membrane that lines the thoracic cavity?

A

Mesothelium -
Pleural lining
Pericardium lining

43
Q

Membrane lining of the abdominopelvic cavity is?

A

Mesothelium -
Peritoneum

44
Q

What are retroperitoneal organs??

A

Organs in the back of the peritoneum

ASAP (19 decks)

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