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6th Grade Science > Chapter 4 > Flashcards

Chapter 4 Flashcards

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Biology 101 flashcards
0
Q

Unicellular

A

A term used for an organism consisting of only one cell

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1
Q

Cell

A

The smallest unit of a living thing

Contains organelles and DNA

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2
Q

Organism

A

A complete living thing

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3
Q

Energy

A

Ability to do work

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4
Q

What is a cell membrane

A

An external boundary around a cell made of lipid and protein controls what goes in and out of the cell

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5
Q

Cell theory

A

A theory stating that all living things are made of cells and that the cell is the smallest form of life and cells come from pre existing cells

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6
Q

Tissue

A

A group of cells

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7
Q

Lifespan

A

Birth growth reproduction death

The length of time for which an organism lives

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8
Q

What is the organization of organisms?

A

I. Cell

  1. Tissue
  2. Organs
  3. System
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9
Q

System

A

A group of organs

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10
Q

What are the characteristics of life?

A 
Made of cells
Grow and develop
Respond to stimulus
Reproduce after own kind
Use energy
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11
Q

What can a cell relate to?

A

A city

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12
Q

Endoplasm reticulum

A

System of passage ways that allows materials to transport from one part of the cell to another

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13
Q

Organ

A

A group of tissue

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14
Q

Nucleus

A

The largest organelle In the cell the control center

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16
Q

Multicellular

A

A term used for an organism with many cells

16
Q

Cytoplasm

A

Jelly like substance made of water protein sugar fat

The cytoplasm fills the cell and surrounds the organelles inside the cell

17
Q

Nuclear pore

A

Protein in the nuclear membrane which allows things to get in the nucleas

18
Q

Chromosome

A

Tiny bundle of DNA

19
Q

Mitochondria

A

Responsible for producing and releasing energy

20
Q

What is the energy for the cell

A

The energy is glucose and sugar

21
Q

What are the two types of er

A

Rough and smooth

22
Q

Where is the chromosome

A

In the nucleas

23
Q

Rough er

A

Has an organelle called a ribosome and it is attached to the nucleas

24
Q

Ribosomes

A

Produce protein for cells

25
Q

Vacuole

A

Storage center for food water waste until it can be used

26
Q

Lysosomes

A

Structure in a cell that contains digestive enzymes like a stomach

27
Q

Microtubules

A

Hollow protein tubes

28
Q

Cytoskeleton

A

This structure is like the skeleton in the cell

29
Q

What we two things a lysosomes will do

A

Digest and recycle old cell parts and food and it helps to fight off and engulf invading pathogens

30
Q

Lysosomes

A

Structure in a cell is like the stomach with digestive enzymes

31
Q

Golgi apparatus

A

Creates and packages materials to be shipped throughout the cell

32
Q

What are materials being shipped or packages call

A

Secretory vesicles

33
Q

Cilia

A

A tiny hair on the outside of animal cell sit can help the cell move or stick to things

6th Grade Science (3 decks)

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