Lesson 45: Onion Root Tip Online Simulation
DO NOW: (5 minutes)
HOMEWORK:
1. Organize the cell phases in the
correct order of mitosis.
1. Review material for your
quarterly exam 11/12-11/13.
Today’s Plan:
OBJECTIVE: We will learn to
1. Determine time spent in
different phases of the cell cycle.
2. Categorize the different phases
of onion cells based on their
characteristics.
1. Do Now
2. Mitosis Onion Root Tip Online
Simulation
3. Closure
Mitosis Onion Root Tips
• Go to the link: http://goo.gl/xBFNDV
• Complete the activity.
• Record your data in the chart.
Closure
• Which takes longer, interphase or mitosis?
Lesson 46: Onion Root Microscope
DO NOW: (5 minutes)
HOMEWORK:
1. Why do you think we use the
onion root tip to study mitosis?
1. ***Review material for your
quarterly exam 11/1211/13.***
Today’s Plan:
OBJECTIVE: We will learn to
1. Determine time spent in
different phases of the cell cycle.
2. Categorize the different phases
of onion cells based on their
characteristics.
1. Do Now
2. Mitosis Onion Root Tip
Microscope Lab
3. Closure
Onion Root Tip- What should you see?
Closure
Based on the evidence observed in this activity,
what other plant structure do you predict will
have an area of rapidly dividing cells similar to
the root tip? Explain your reasoning.
Lesson 47: Onion Root Microscope Day 2
DO NOW: (5 minutes)
HOMEWORK:
1. Read step 3 of the Observing
Mitosis Lab.
2. Describe the cells that you will
be observing.
1. ***Review material for your
quarterly exam 11/1211/13.***
Today’s Plan:
OBJECTIVE: We will learn to
1. Determine time spent in
different phases of the cell cycle.
2. Categorize the different phases
of onion cells based on their
characteristics.
1. Do Now
2. Mitosis Onion Root Tip
Microscope Lab
3. Closure
Do Now
Describe the cells that you will be observing.
1. Just above the root “cap” contains many new
small cells.
2. The larger cells OF THIS REGION were in the
process of dividing when the cell was made.
3. Make sure the zone of division is centered in
scanning power before moving to low and
high power!
Onion Root Tip- What should you see?
Lesson 47: Onion Root Microscope Day 2
DO NOW: (5 minutes)
HOMEWORK:
1. Read step 9 of the Onion Root
1. ***Review material for your
Tip Lab and predict what type of
quarterly exam 11/12result you will find in terms of how
11/13.***
many cells will be in each stage. Be
sure to explain your prediction
using evidence.
Today’s Plan:
1. Do Now
2. Mitosis Onion Root Tip
Microscope Lab
3. Closure
OBJECTIVE: We will learn to
1. Determine time spent in
different phases of the cell cycle.
2. Categorize the different phases
of onion cells based on their
characteristics.
Closure
1. Based on the evidence observed in this
activity, what other plant structure do you
predict will have an area of rapidly dividing
cells similar to the root tip? Explain your
reasoning.
2. What topics don’t you understand for the
quarterly? Be specific!
Extension
Cell Cycle and Cancer Amoeba Sisters
YouTube Video
• https://www.youtube.com/watch?v=lpAa4TW
jHQ4 (7:00)
Mitosis: The Amazing Cell Process that
Uses Division to Multiply!
• https://www.youtube.com/watch?v=gwcwSZIf
KlM (7:00).
Lesson 48: Quarterly 1 Review
DO NOW: (5 minutes)
HOMEWORK:
1. With your lab group, come up 1. ***Quarterly exam
with 2 questions for the class to
TOMORROW.*** When you
answer.
come into class tomorrow,
2. Write these questions on the
EVERYTHING away, in seat,
CLASS whiteboard. *Make sure
ready to start when the bell
there are NO duplicates*
rings.
Today’s Plan:
OBJECTIVE: We will learn to
1. Review experimental design,
1. Do Now
homeostasis, biomolecules,
2. Quarterly 1 Review
microscopes, lab safety,
3. Closure
photosynthesis, and respiration
to prepare for our assessment.
Student Generated Questions 1
1. What is an example of a hypothesis?
2. Amino acids are the building block of what
biomolecule?
3. What process occurs in the chloroplast?
4. What process occurs in the mitochondria?
5. What is a control variable? Control group?
6. What does homeostasis mean?
7. Define osmosis.
Student Generated Questions 2
8. What is the difference between osmosis and
diffusion?
9. What is concentration gradient?
10. What is fermentation?
11. Do plants go through aerobic and anaerobic
respiration or just anaerobic?
12. What is the difference between the light
dependent and independent reactions?
Student Generated Questions 3
13. What are the four major biomolecules?
14. What is the effect of consuming
biomolecules on the body?
15. How many ATP molecules do you get from
aerobic respiration?
Photosynthesis
Respiration
Closure
1. After our review, what questions do you
have?
Lesson 49: Quarterly 1 Day 1
DO NOW: (5 minutes)
HOMEWORK:
1. Take out a number 2 pencil.
1. ***Quarterly exam
2. Put EVERYTHING away.
TOMORROW.*** When you
3. If you prefer to take the exam at
come into class tomorrow,
a lab table, let me know. (6
EVERYTHING away, in seat,
students maximum)
ready to start when the bell
rings.
Today’s Plan:
OBJECTIVE: We will learn to
1. Communicate our knowledge of the
1. Quarterly 1 Exam
process of experimental design,
homeostasis, biomolecules, microscopes,
lab safety, photosynthesis, and respiration
on an assessment with recall and data
analysis questions.
Lesson 50: Quarterly 1 Day 2
DO NOW: (5 minutes)
HOMEWORK:
1. Take out a number 2 pencil.
2. Put EVERYTHING away.
3. If you prefer to take the exam at
a lab table, let us know. (6
students maximum)
Complete the Growth and Develop
of Organisms Packet (Read and
Answer Questions)
**ALL 4 PAGES**
-Due Monday
Today’s Plan:
OBJECTIVE: We will learn to
1. Quarterly 1 Exam
1. Communicate our knowledge of the
process of experimental design,
homeostasis, biomolecules, microscopes,
lab safety, photosynthesis, and respiration
on an assessment with recall and data
analysis questions.
Lesson 51: Mitosis Web Quest Day 1
DO NOW: (5 minutes)
HOMEWORK:
With your lab groups, use your
- Study for Quiz Thursday on Cell
whiteboards to create a short presentation
Cycle and Mitosis
explaining:
Group 1: Interphase
- After School: Tuesday-Thursday
Group 2: Prophase
- It is YOUR responsibility to make
Group 3: Metaphase
Group 4: Anaphase
up missed classwork/labs
Group 5: Telophase
Group 6: An onion cell in between
prophase and metaphase.
Today’s Plan:
1. Do Now
2. Do Now Presentations
3. Mitosis Web Quest Part 1
4. Closure
OBJECTIVE: We will learn to
1. Communicate our knowledge of each
phase of cellular division.
2. Explain why it is important for the cell
cycle to be strictly controlled.
Closure
1. Why is it important for the cell cycle to be
strictly controlled?
2. If damaged cells are not repaired, what happens
to them?
3. What problem can develop if the cell cycle is not
controlled?