11/10 & 11/12 - 7 th grade agenda collect hw: reading & note taking p.71 – 74 respiration...
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11/10 & 11/12 - 7th Grade Agenda
Collect HW: Reading & Note Taking p.71 – 74 Respiration & Cell CycleBrain Pop PhotosynthesisMicroscope Lab #2.Pass back HW & TestClass Reading: 118 - 127HW: Reading Guide Chap 4 Section 1 & 2
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Reflection
• Prompt: What is respiration. What is the difference between photosynthesis and respiration? (Write in complete sentence)?
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Lunch with a Scientist
• Friday Nov 12th: James Web Telescope
• Friday Nov 19th: Mud flowing down burn areas
• Room 235
• 3 points Extra Credits for attending and writing a summary with 10 facts that you learned in the meeting.
• You can write the facts as bullet points.
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What is Respiration?
• What is respiration?
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What is Respiration?
• During pho______________ plants capture and save en_____ in the form of car_________ (sugars and starches)
tosynthesisergy
bohydrate
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What is Respiration?
• After you e__, your body converts the carbohydrates into gl_______ (type of sugar)ucose
at
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Respiration: 2 Stage Process
• Stage 1: Gl______ is broken down into smaller molecules
• Stage 2: Mit________ takes the ox______ and glucose and converts it into ca_____ dioxide, w______ & energy
ucose
ochondriaygen
rbonater
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What is the relationship between Photosynthesis and
Respiration?• Photosynthesis and
respiration can be thought of as opposite processes
• Together these two process form a cycle that keeps the level of oxygen and carbon dioxide fairly constant
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Fermentation provides en_______ from cells without
using ox_______ergy
ygen
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Alcoholic Fermentation: Y_____is used to break down s______ and produce carbon dioxide (making br_____ and
be_____)
eastugar
eader
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Lactic Acid Fermentation happens when you over work your
m_______ and your cells don’t get enough o_______
usclexygen
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Cell Cycle
Interphase Prophase
Metaphase
AnaphaseTelophase
Cytokinesis
??
?
??
?
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Interphase
• Stage 1: Interphase: Period before cell division occurs. – Cell is doing its J___
while growing (doubles in size)
– Replicates (make a copy) its DNA
ob
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Mitosis : Prophase
Prophase:Identical Chromatids p______. They are held together by a centromere
air up
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Mitosis : Metaphase
Metaphase: Chromosomes line up in the m______iddle
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Mitosis : AnaphaseAnaphase: The centromeres split and the chromosomes are pulled a______part
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Mitosis: TelophaseTelophase:Each set of chromosomes are F___ away and a nucleus forms around them
ar
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CytokinesisCytokinesis
The cell membrane m______ inwards then pinches in two. This form 2 identical cells
oves
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Microscope Lab
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Microscope Lab #2Reflection
• Prompt: Observe a slide.
• 1. Write what it is.
• 2. Draw what you see.
• 3. Describe what you see.