Characteristics of Life notes

Question 1

Made of one cell

Answer 1

Unicellular: Can only be seen with a microscope, Example: Amiba and Bacteria

Question 2

Made of many cells

Answer 2

Multicellular: can be seen without a microscope, Example: Humans, Animals, Plants

Question 3

Makes their own food

Answer 3

Autotroph: Example: Plants

Question 4

Maintaining an internal balance

Answer 4

Homeostasis

Question 5

Development

Answer 5

Changing

Question 6

Growing

Answer 6

Getting bigger

Question 7

Aerobic

Answer 7

An organism that uses oxygen to respire

Question 7

Sexual reproduction

Answer 7

Two organisms create a unique offspring: Pant sperm: Pollen

Question 7

Anaerobic

Answer 7

An organism that doesn’t use air to respire

Question 8

Asexual reproduction

Answer 8

Can reproduce an offspring identical to itself: Needs only one itself to reproduce

Question 9

Respire

Answer 9

To use gas and release gas

Question 10

Element vs. Compound

Answer 10

Element cannot be broken down by physical means. A compound is two or more elements combined.

Question 11

Organic Compound

Answer 11

Built around carbon and hydrogen, and found in all things

Question 12

Carbohydrates

Answer 12

group of organic molecules

Question 12

Simple Carbohydrates

Answer 12

Glucose, Fructose, and sucrose (provide quick energy)

Question 13

Complex Carbohydrates

Answer 13

Starch and Cellulose (fiber) provide energy for the next day (some athletes carb load)

Question 13

Iodine

Answer 13

Turns black when in the presence of a complex carb

Question 13

Lipids

Answer 13

Fats, Oils, Waxes

Question 14

Saturated fats

Answer 14

Solid at room temp

Question 15

Unsaturated fats

Answer 15

Liquid at room temp

Question 15

Brown paper bag

Answer 15

See through when touched by a lipid

Question 16

Function of Lipids

Answer 16

Waterproofing, Cushion, Insulation, provides long term energy

Question 17

Proteins

Answer 17

Provides structure for an organism and enzymes help digest food

Question 18

Amino acids

Answer 18

There are 20 used to create proteins

Question 19

Biuret

Answer 19

Turns purple in the presence of a protein

Question 20

Nucleic Acids

Answer 20

Include DNA and RNA and they are the hereditary material passed down from parent to offspring

Question 21

Nucleotide

Answer 21

Builds nucleic acids like DNA and RNA made of one sugar, one phosphate, and one nitrogen base (ring of nitrogen)

Question 22

Elements in an organic molecules

Answer 22

Sulfur, Phosphate, Hydrogen, Oxygen, Carbon, and Nitrogen