10/20 & 10/21- 7th Grade Agenda Learning Objective: Learn about Cells Collect HW: Reading & Note Taking p. 56 – 58 Froguts Computer Lab: Squid Dissection Class Reading p.89-95 Reading & Notetaking p.59 – 60 Reminder: HW: Cell Model due 11/5 & 11/6 (40 Points) Last day to turn in Late work for 1st Quarter 10/27 & 10/28

Reflection Write 3 facts that you know about cells.

Cell Model Project – 40 Points Due 11/5 & 11/6 3D Model of a cell. If it is just a drawing you will loose at least 10 points.

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

Powerhouse Mitochondria 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

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

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

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

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

The ________ are water filled sac floating in the cytoplasm The ________ are water filled sac floating in the cytoplasm. It acts 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

How big is a Cell http://www.cellsalive.com/howbig.htm