11/1 & 11/2 - 7 th Grade Agenda Learning Objective: Learn about chemical in cells Collect: Chap 3 Section 1 & 2 Reading Guide Collect: Signed Grade Printout Chap 2 Test for absent students Reaction Lab Video: Vision Class Reading p HW: Reading & Note Taking p Reminder HW: Cell Model due 11/7 & 11/8 Last day to turn in Late work for 1 st Quarter 11/7 & 11/8

Reflection Describe 2 differences between plants and animal cells

A tiny cell structure that carries out specific function within the cell is called _____________ Organelle

The _________ is a rigid layer of nonliving material that surrounds the cells of plants and some other organisms Cell Wall

The ____________ controls what substance come into and out of a cell Cell Membrane Cell’s Doorway

The ____________ is the cell’s control center, directing all of the cell’s activities Nucleus Brains of the Cells

The _____________ are called the powerhouses of the cell because they produce most of the energy the cell needs to carry out its functions Mitochondria Powerhouse

The _________________ are passageways that carry proteins and other materials from one part of the cell to another. Endoplasmic Reticulum Freeway of the Cells

The ________ are small grain like bodies which are attached to the outer surface of the endoplasmic reticulum. that act like factories to produce proteins Ribosomes Protein Factory

The ___________ can be thought of as the cell’s mailroom. It receive proteins from endoplasmic reticulum and distribute them to other parts of the cell. Golgi Bodies Mailroom

The __________ are only found in plants. It capture energy from sunlight and use it to produce food for the cell. Chloroplasts Solar Cells

The ________ are water filled sac floating in the cytoplasm. It act as the storage area of the cell. Vacuoles Storage Area

The ________ are small round structures that contain chemicals that break down large food particles into smaller ones Lysosomes Cell’s Cleaner

What are cells and organelles made out of? Chemicals

What are chemicals made out of? Comp_________ Can you give me examples of compounds? Water, Sugar, Alcohol, Carbon Dioxide ounds

Compound When two or more elements comb_____ chemically, they form a compound ine

Elements Element is any substance that cannot be br_______ down into simpler substance. Can you give me an example of an element? Gold, Hydrogen, Oxygen, Carbon, Nitrogen, Iron oken

Compound Carbohydrates, lipids, proteins and nucleic acids are important groups of organic com_____________ in living things pounds

Organic Compounds vs Inorganic Compounds What is the difference between organic and inorganic compounds? Organic compounds have the element carbon (and Hydrogen).

Carbohydrates A carbohydrate is an en______ rich organic compound made up of car______, sugar and oxygen. Carbohydrates are used to fuel our body Sug____ and starches are examples of carbohydrates. ergy ars bon

Lipids = Fat Lipids are ene______ rich organic compounds made of car______, hydrogen and oxygen Lipids are used by our ner____ cells Fats, oils and waxes are all lipids rgy bon ve

Proteins Proteins are large organic molecules made of car_____, hydrogen, oxygen, nitrogen. Proteins are used to build mus_____, skin and bone cells Food that are high in protein include me___, eggs, fi_____, nuts and beans at sh bon cle

Enzymes An enzyme is a type of protein that speeds up a che______ reaction in a living thing. For example, enzymes in your saliva speed up the dige______ of food. mical stion

Nucleic Acids Nucleic acids contain the inst________ that cells need to carry out all the functions of life. DNA and RNA are Nucleic Acids ructions

What are the organic compounds found in cells? Carboh______ Lip_____ Pro_____ Nuc______ Acid ydrates ids tein leic

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