Life Structures & Function - 9 ✅

Form

shape of an object

Function

the purpose/job

Describe the relationship between Form and Function and explain why your answer it correct.

a) They are inverse relationships

b) they are complementary relationships

c) They are used interchangeably

b. form allows the function to occur

T/F - Systems are static and never changing.

F, dynamic

Desertification only occurs when plant life in unable to return even after the changing force is lifted.

Is this a positive or negative feedback loop?

positive

occurs when sulfur dioxide or nitrogen oxide are emitted into atmosphere and react with water, oxygen, and other chemicals to form sulfuric acid or nitric acid.

acid rain

__% of freshwater is available for human consumption.

a) 4%

b) 96%

c) 15%

a

Risk Assessment Steps

1. Identify the problem

2. ____ the outcome

3. Conduct Research

4. ?

5. ?

Predict

Interpret results

Make decisions

T/F - MRI’s have no magnetic domains, and therefore protons cannot allign themseleves.

F

What system -

• protects internal parts of body

• regulates body temp

Integumentary

The organ system is responsible for protecting organs and storing what crucial nutrient?

calcium

What system -

• Moves body parts

Muscular

What system -

• Detects and processes information in brain

Nervous

What system -

• Breaks down eaten food

• Absorbs (small intestine)

• Passes (rectum)

Digestive

This system is responsible for producing hormones.

Endocrine

The Respitory system brings O2 into blood and the ____ system transports it thorugh the body.

Cardiovascular

What is the most unhealthy fat?

a) saturated

b) unsaturated

c) trans

trans

All living things are made up of

1. Cells

2. Respond to the environment

3. Maintain Stable internal condition (homostasis)

4. Grow/Reproduce

5. Convert Fuel and Food (Metabolism)

Type 1-5 as definition :)

Cells

Respond to env

Homeostasis

Grow/Reproduce

Metabolism

Cellular Respiration

convert glucose to usable energy

Aerobic Respiration

breaks down glucose to produce energy in the presence of oxygen

What are the steps of ATP?

Glycolysis

Krebs Cycle

ETC

In ___ and ___ 2 ATP released

Glycolysis

Krebs Cycle

The most energy is occuring during the Electron Transport Chain (ETC), how many ATP are released?

a) 27

b) 4

c) 34

d) 2

c

T/F - If an organism doesn’t produce Oxygen, it cannot continue to Glycolysis.

F, Krebs

Cellular Respiration is the opposite of Photosynthesis, why?

What goes in (reactants), goes out (products)

What equation is this for?

CHO + O2 = CO2 + 6H2O + ATP

Cellular Respiration

What equation is this for?

CO2 + 6H2O = CHO + O2

Photosynthesis

T/F - All plants have chloroplasts and chlorophyll.

F, only in plant cells where photosynthesis occurs (leaf cells)

single celled organisms

small

lack membrane-bound organells (mitro,nucleus)

→ Bacteria and Archea

Prokaryotes

single + multicellular

large cells

→ Animal, Plant, Fungi, Prostis

Eukaryotes

A key difference about Eukaryotes and Prokaryotes are…

Pro have no nucleus or membrane

Euk has a nucleus and plasma mem

The cell theory says all things must maintain a stable internal balance.

F, life

What is the cell theory? 1-3

All living things are made of cells

Cells basic unit of life

New cells come from preexisting cells (Mitosis)

Where are organelles present?

Euk Cells

Smallest unit of MATTER

Atoms

Smallest unit of LIFE

Cell

Atoms → Molecules → ____ → ____ Organ → ____ → Individual Organism

Cells Tissue Organ System

The Golgi packs the materials/waste that the ___ sends through its carts.

Vesicles

Convert Chemical energy to ATP

ATP required for everyone’s job!

Mitochondria

__ known as the network of tubes it can be either

Rough - ribosomes, make proteins

Smooth - makes lipids

ER

Houses DNA (CEO)

Nucleus

The Ribosome uses ____ as ____ for the cell (workers)

MRNA protection

Cytoplasm

floor

Provides the shape of the cell

Cytoskelotons

T/F - Prok have cell membranes.

T

In Animal or Plant Cells,

Contain centrioles (assist w cell division)

Lysosomes (break down enzymes into molecules)

Animal

Compared to Animal Cells, Plant cells contain

___ = outer membrane

__ = gives green color

__ = stores nutrients and water

cell wall

chloroplasts

vacuole

Taxonomy Order that classifies species in order 1-7

Kings

Play

Chess

On

Fancy

Grass

Squares

Kingdom

Phylum

Class

Order

Family

Genus

Species

Xylem

transports water upwards

Water enters via ___

Water exits via ___

osmosis

transpiration

T/F - Leaves: photosynthesis and gas exchange (regulated by stomata)

T

What supports and transports water and nutrients in a plant?

a) Roots

b) Stems

c) Leaves

b

Fill in the blank with Stem, Root, or Flowering Fruit

• ____absorbs water that the ___ transports.

Roots

Stem

Which plant organelle is responsible for converting light energy into chemical energy?

chloroplast contain green pigment chlorophyll that help during photosynthesis

processing and packaging center for proteins and lipids, modifying, sorting, and packaging them into vesicles for transport within or outside the cel

Golgi

Put these in order

• ER

• Golgi

• Vesicles

Scroll down for hint…

tubes

packager

cart

ER

Golgi

Vesicles

A ____________ is not affected by human interference or activity. An earthquake happens without human activity.

natural phenomenon

A _____ feedback loop amplifies an initial change in a system, causing the system to move further in the same direction, rather than towards a stable state

positive

Carbon Dioxide in the atmosphere forces the Earth

a) absorb more, increase global temps

b) reflect move, increase global temps

c) none of the above, co2 has no impact.

a

Kidneys

Remove excess salts and maintain the proper pH level.