Cell Chemistry LPA Week 2 Standard 2.2

Monday Objective I will explain the role of enzymes in cell chemistry.

Bell work Complete questions 1-5 on page 104.

Reading Questions What questions do you have as a result of your reading?

Vocabulary Review Make sure you remember the definitions for the following terms from Middle School: – Chemical Reaction – Reactant – Products – Chemical Equation

Vocabulary Create vocabulary flashcards for the following terms: – Activation energy – Catalyst – Enzyme

Chemical Equations CH O 2 CO H 2 O

Activation Energy The amount of _________ needed to start a _____________ is the activation energy. The amount of activation energy required depends on the __________ of the reaction and the __________ under which the reaction takes place.

Rates of Chemical Reactions Factors that help ______ up chemical reactions: 1.The ____________ of the reactants 2.The ____________ of the environment 3.The ____________ of the environment

Catalysts A __________ is a chemical that _________ up a chemical reaction. Protein catalysts are called ___________.

Enzymes Enzymes make a reaction happen faster with less __________. Enzymes are NOT __________ in the reactions they control. Enzymes can catalyze up to several __________ reactions per __________.

Enzymes Enzymes work by lowering the __________ energy. About ______ chemical reactions are catalyzed by enzymes in animals. Enzymes allow: – Movement – Transportation of materials around the body – Moves substances in and out of cells. – Digestion of food

Cell Chemistry Website um/science/secondary/archive/biology/b0201 /inst6265CellChemistryWebsite/home.html um/science/secondary/archive/biology/b0201 /inst6265CellChemistryWebsite/home.html

Monday Objective I will explain the role of enzymes in cell chemistry.

Homework Read pages Answer questions 1-11 on page 111.

Tuesday Objective I will illustrate the flow of energy through photosynthesis.

Bell work Complete questions 1-4 on page 113.

Quiz C =NO communication except with the teacher. H =Raise your hand and wait to speak. A =Take the test. Answer every question. M =Do not get out of your seat or into your bags. P =Finish the test. When you finish, begin reading pages in your notebook.

Reading Questions What questions do you have as a result of your reading?

Vocabulary Review Make sure you remember the definitions for the following terms from Middle School: – Energy – Law of Conservation of Energy – Photosynthesis

Vocabulary Create vocabulary flashcards for the following terms: – ATP

Energy All living organisms need energy to ________ and _____________. Organisms can only __________ energy from one form to another.

How Organisms Change Energy Plants obtain ________ energy and change it to __________ energy stored in food molecules. When organisms eat and digest the food, they break the __________ bonds and ________ the __________ energy.

How Organisms Change Energy About _____ % of the energy obtained from food is converted to ________ energy and lost to the environment.

Overview of ATP ATP = adenosine triphosphate ATP is the _________ source for cells. ATP is produced through chemical reactions such as _____________ and ____________ _______________.

Overview of ATP ATP is used by _________ and structural _____________. ATP is continuously _________ in organisms.

Photosynthesis The process of photosynthesis is _____ to sustaining life on Earth. Photosynthesis is the process that converts the __________ of the ____, into carbohydrates, a type of _________ energy.

Photosynthesis Organisms that can photosynthesize: – Plants – Algae – Cyanobacteria (blue-green algae) In plants, photosynthesis occurs in the _________ of the ___________ in the cells of the leaves.

Chloroplast

Chemical Equation for Photosynthesis 6CO 2 + 6H 2 OC 6 H 12 O 6 + 6O 2 Carbon Dioxide Water Sugar Oxygen Light

Light Reactions & the Calvin Cycle The chemical equation for photosynthesis shows the results of many ___________ ___________. The __________ _______________ reactions only occur during daylight hours. The __________ __________ is a group of light-independent reactions.

Process of Photosynthesis

Photosynthesis Photosynthesis is crucial to most ___________ since animals obtain energy by eating other ________, ________ and seeds that contain the organic products of photosynthesis. It is the process of photosynthesis that supplies almost all the _________ to an ecosystem.

Tuesday Objective I will illustrate the flow of energy through photosynthesis.

Homework Read pages

Wednesday Objective I will describe the flow of energy and matter in cellular function.

Bell work Use the next 5 minutes to study for your QUIZ!

Quiz C =NO communication except with the teacher. H =Raise your hand and wait to speak. A =Take the test. Answer every question. M =Do not get out of your seat or into your bags. P =Finish the test. When you finish, turn your paper over and describe the process of photosynthesis.

Autotroph or Heterotroph Read the directions on the handout. Complete the handout. – (You may work with the persons sitting next to you.)

Wednesday Objective I will describe the flow of energy and matter in cellular function.

Homework Complete questions 1-7 on page 119.

Thursday Objective I will detail the discovery of photosynthesis.

Bell Work Write a paragraph detailing photosynthesis. (how, what, when, where, etc.)

Using History Read the Introduction and Procedure.

Thursday Objective I will detail the discovery of photosynthesis.

Homework Finish the worksheet.

Friday Objective I will illustrate the flow of energy through cellular respiration.

Bell work Complete questions 8-11 on page 119.

Reading Questions What questions do you have as a result of your reading?

Vocabulary Review Make sure you remember the definitions for the following terms from Middle School: – Energy – ATP – Cellular Respiration

Vocabulary Create vocabulary flashcards for the following terms: – Glycolysis – Kreb’s Cycle – Fermentation – Aerobic respiration – Anaerobic respiration

Notes How does the food you eat provide energy? _________________ ________________ releases the energy stored in the chemical bonds of _____________.

Chemical Equation for Cellular Respiration 6CO 2 + 6H 2 OC 6 H 12 O 6 + 6O 2 Light

Rate of Cellular Respiration Glucose is broken down ___________ so that cells convert as much _________ as possible into the usable form of energy, __________. Some energy is lost as _______ energy. ______ molecule of glucose can be converted to a net total of ________ or _______ molecules of ATP.

Animations Cellular Respiration – ons/content/cellularrespiration.html ons/content/cellularrespiration.html Fermentation – fermentation.swf fermentation.swf

Fermentation Fermentation occurs when there is no ___________ available. This is called an ______________ environment. The two _________ molecules (3 carbon molecules) are transformed into __________ or ________ _________.

Homework Review your vocabulary and notes.

Friday Objective I will illustrate the flow of energy through cellular respiration.