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Week 3 – Day 1
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OBJ 1
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OBJ 1
• When can gas bubbles be made?
• The gas bubbles are what?
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OBJ 1• When can gas
bubbles be made? (PHOTOSYNTHESIS – when plant has a light)
• The gas bubbles are what?
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OBJ 1• When can gas
bubbles be made? (PHOTOSYNTHESIS – when plant has a light)
• The gas bubbles are what? (OXYGEN)
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OBJ 1• What part of the
microscope should be used to adjust the amount of light illuminating a prepared slide?
A) EyepieceB) Rotating nosepieceC) DiaphragmD) Coarse-focus knob
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OBJ 1• What part of the
microscope should be used to adjust the amount of light illuminating a prepared slide?
A) EyepieceB) Rotating nosepieceC) DiaphragmD) Coarse-focus knob
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OBJ 1
• WHAT IS AN INFERENCE?
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OBJ 1
• WHAT IS AN INFERENCE?
IT ISN’T A FACT
IT IS AN ASSUMPTION (a guess)
BUZZ WORDS
LOOKS LIKE IT IS AFFECTED BY
SEEMS TO BE ASSOCIATED WITH
SEEMS TO BE LINKED
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OBJ 1
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OBJ 1
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OBJ 1
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OBJ 2Part of a DNA strand is
represented in the diagram above. In order for DNA to replicate, the strand must separate at which of the
following locations?F) Between every phosphate-
sugar pairG) Between the eight sugar-
base pairsH) Between the four
nitrogenous base pairsJ) Between any two chemical
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OBJ 2Part of a DNA strand is
represented in the diagram above. In order for DNA to replicate, the strand must separate at which of the
following locations? Between the four
nitrogenous base pairs
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OBJ 2Part of a DNA strand is
represented in the diagram above. In order for DNA to replicate, the strand must separate at which of the
following locations? Between the four
nitrogenous base pairs
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OBJ 2Part of a DNA strand is
represented in the diagram above. In order for DNA to replicate, the strand must separate at which of the
following locations? Between the four
nitrogenous base pairs
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OBJ 2
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OBJ 2Which of the following is best
supported by the information above?
A) Mutations located on chromosome 17 will result in cancer.
B) Cancerous growth will cause a mutation in some BRCA1 alleles.
C) Mutated BRCA1 alleles are only one factor involved in cancer.
D) Women with a mutant allele of BRCA1 will develop cancer.
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ABSOLUTES
• ALBSOLUTES like WILL and ALWAYS…….usually are the __________ ANSWER
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ABSOLUTES
• ALBSOLUTES like WILL and ALWAYS…….usually are the WRONG ANSWER
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OBJ 2The swordfish has a heat-generating organ that
warms its brain and eyes up to 14°C above the surrounding water temperature. What structures are likely to be found in relatively high concentrations in the cells of this organ?
A) ChromosomesB) MitochondriaC) NucleiD) Ribosomes
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OBJ 2The swordfish has a heat-generating organ that
warms its brain and eyes up to 14°C above the surrounding water temperature. What structures are likely to be found in relatively high concentrations in the cells of this organ?
A) ChromosomesB) MitochondriaC) NucleiD) Ribosomes
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OBJ 2
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OBJ 2 The diagram shows cell division
in which an error has occurred. Which of these statements
is most accurate? A) Cell A lacks the cytoplasm B) Cell B contains enough genetic material for the cell to reproduce itself. C) Cell A is free of any mutation D) Cell B lacks instructions for making the proteins
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OBJ 2 The diagram shows cell division
in which an error has occurred. Which of these statements
is most accurate? A) Cell A lacks the cytoplasm B) Cell B contains enough genetic material for the cell to reproduce itself. C) Cell A is free of any mutation D) Cell B lacks instructions for making the proteins
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OBJ 2 The diagram shows cell division
in which an error has occurred. Which of these statements
is most accurate? A) Cell A lacks the cytoplasm B) Cell B contains enough genetic material for the cell to reproduce itself. C) Cell A is free of any mutation D) Cell B lacks instructions for making the proteins
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OBJ 2A change within a single base pair in DNA isLEAST LIKELY to be observable if the changeaffects —A) the production of a stop codonB) an unexpressed recessive traitC) actions of a codominant alleleD) the expression of a sex-linked trait
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OBJ 2A change within a single base pair in DNA is LEAST LIKELY to be observable if the change
affects —A) the production of a
stop codonB) an unexpressed
recessive traitC) actions of a
codominant alleleD) the expression of a
sex-linked trait
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OBJ 2A change within a single base pair in DNA isMOST LIKELY to be observable if the changeaffects —
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OBJ 2A change within a single base pair in DNA isMOST LIKELY to be observable if the changeaffects —
DOMINANT TRAIT ……..(the big letters)
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OBJ 3
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OBJ 3 After the bird
eats it a few times and it tastes YUCKY since it ate the YUCKY plant…….what will the bird think every time it sees it?
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OBJ 3 Birds
associate the bug’s color with the bad taste.
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OBJ 3
According to the information in the box, whichof these best describes the relationshipbetween rhizobia and bean plants?
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OBJ 3
According to the information in the box, whichof these best describes the relationshipbetween rhizobia and bean plants?
BOTH BENEFIT = MUTUALISM
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OBJ 3• The diagram represents
different levels of a• marine food pyramid.
Between which two• levels is the greatest
amount of energy• transferred? WHY?• A) R and Q• B) S and R• C) T and S• D) U and T
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OBJ 3The diagram represents
different levels of a marine food pyramid. Between which two levels is the greatest amount of energy
transferred? WHY?• D) U and T
• BOTTOM HAS THE MOST ENERGY SINCE PRODUCERS GIVE USE ALL THE ENERGY IN THE SYSTEM
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OBJ 3The diagram above represents a
pyramid of biomass. Which of the following best explains why a pyramid shape is useful in this representation?
A) Most of the food consumed is recycled at every trophic level.
B) Energy from the producers is equally distributed in all trophic levels.
C) Decomposers receive a small amount of energy from the biomass.
D) Each trophic level supports a lesser amount of biomass.
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OBJ 3The diagram above represents a
pyramid of biomass. Which of the following best explains why a pyramid shape is useful in this representation?
A) Most of the food consumed is recycled at every trophic level.
B) Energy from the producers is equally distributed in all trophic levels.
C) Decomposers receive a small amount of energy from the biomass.
D) Each trophic level supports a lesser amount of biomass.
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OBJ 4Limestone is a sedimentary rock consisting
mostly of calcium carbonate (CaCO3). Which process is most likely to cause a chemical change to limestone?
F) Freezing water cracking limestoneG) Flowing water eroding a limestone riverbedH) Acid rain forming puddles on limestoneJ) Coastal waves dissolving limestone
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OBJ 4
Limestone is a sedimentary rock consisting mostly of calcium carbonate (CaCO3). Which process is most likely to cause a chemical change to limestone?
F) Freezing water cracking limestoneG) Flowing water eroding a limestone riverbedH) Acid rain forming puddles on limestoneJ) Coastal waves dissolving limestone
sediments41
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OBJ 4
A 500 mL quantity of vanilla ice cream has amass of 400 grams. The manufacturer thenbubbles air into the ice cream so that itsvolume increases by 300 mL. What is the icecream’s approximate final density?
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OBJ 4
A 500 mL quantity of vanilla ice cream has amass of 400 grams. The manufacturer thenbubbles air into the ice cream so that itsvolume increases by 300 mL. What is the icecream’s approximate final density?
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OBJ 4
A 500 mL quantity of vanilla ice cream has amass of 400 grams. The manufacturer thenbubbles air into the ice cream so that itsvolume increases by 300 mL. What is the icecream’s approximate final density?
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OBJ 4
A 500 mL quantity of vanilla ice cream has amass of 400 grams. The manufacturer thenbubbles air into the ice cream so that itsvolume increases by 300 mL. What is the icecream’s approximate final density?
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OBJ 4Calcium ions play an important role in the
function of neurons in the brain. Elements that are chemically similar to calcium can interfere with the function of neurons. Which of the following is most likely to imitate calcium’s role in the function of neurons?
F) SodiumG) PotassiumH) StrontiumJ) Rubidium
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OBJ 4 Calcium ions play an important role in the
function of neurons in the brain. Elements that are chemically similar to calcium can interfere with the function of neurons. Which of the following is most likely to imitate calcium’s role in the function of neurons?
F) Sodium G) Potassium H) Strontium J) Rubidium
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OBJ 4 Calcium ions play an important role in the
function of neurons in the brain. Elements that are chemically similar to calcium can interfere with the function of neurons. Which of the following is most likely to imitate calcium’s role in the function of neurons?
F) Sodium G) Potassium H) Strontium J) Rubidium
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OBJ 4 Calcium ions play an important role in the
function of neurons in the brain. Elements that are chemically similar to calcium can interfere with the function of neurons. Which of the following is most likely to imitate calcium’s role in the function of neurons?
F) Sodium G) Potassium H) Strontium J) Rubidium
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OBJ 4 Calcium ions play an important role in the
function of neurons in the brain. Elements that are chemically similar to calcium can interfere with the function of neurons. Which of the following is most likely to imitate calcium’s role in the function of neurons?
F) Sodium G) Potassium H) Strontium J) Rubidium
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OBJ 4
• What is the most likely reason that each water molecule is arranged so that the oxygen part of the molecule faces a sodium ion?
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OBJ 4
• Why does the oxygen part of the molecule faces a sodium ion?
• Oxygen = Slightly NEGATIVE CHARGE so it is attracted to (+ ) charge of Sodium.
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OBJ 4
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OBJ 4
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OBJ 4• Based on the data, a solution that is both an
acid and a strong electrolyte is —
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OBJ 4• Based on the data, a solution that is both an
acid and a strong electrolyte is — SOLUTION 4
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OBJ 4The mass of a rusty bicycle is found to be slightly
greater than the mass of the same bicycle before it rusted. The change in mass indicates that the rusting process —
A) is a physical changeB) involves an energy-to-matter conversionC) decreases the density of the metalD) involves metal bonding with other atoms
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OBJ 4The mass of a rusty bicycle is found to be slightly
greater than the mass of the same bicycle before it rusted. The change in mass indicates that the rusting process —
A) is a physical changeB) involves an energy-to-matter conversionC) decreases the density of the metalD) involves metal bonding with other atoms
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DISTANCE
• DISTANCE = ___________ = ______________
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DISTANCE
• DISTANCE = WIDTH= THICKNESS
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OBJ 5
The speed of sound in human tissue is about1600 m/s. If an ultrasound pulse takes1.5 × 10 – 5 s to travel through a tissue, what isthe thickness of the tissue?F) 2.4 kmG) 2.4 mH) 24 cmJ) 24 mm
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OBJ 5
The speed of sound in human tissue is about1600 m/s. If an ultrasound pulse takes1.5 × 10 – 5 s to travel through a tissue, what isthe thickness of the tissue?F) 2.4 kmG) 2.4 mH) 24 cmJ) 24 mm
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OBJ 5
The speed of sound in human tissue is about1600 m/s. If an ultrasound pulse takes1.5 × 10 – 5 s to travel through a tissue, what isthe thickness of the tissue?F) 2.4 kmG) 2.4 mH) 24 cmJ) 24 mm
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OBJ 5
The speed of sound in human tissue is about1600 m/s. If an ultrasound pulse takes1.5 × 10 – 5 s to travel through a tissue, what isthe thickness of the tissue?F) 2.4 kmG) 2.4 mH) 24 cmJ) 24 mm
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OBJ 5
The speed of sound in human tissue is about1600 m/s. If an ultrasound pulse takes1.5 × 10 – 5 s to travel through a tissue, what isthe thickness of the tissue?F) 2.4 kmG) 2.4 mH) 24 cmJ) 24 mm
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OBJ 5
The speed of sound in human tissue is about1600 m/s. If an ultrasound pulse takes1.5 × 10 – 5 s to travel through a tissue, what isthe thickness of the tissue?F) 2.4 kmG) 2.4 mH) 24 cmJ) 24 mm
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OBJ 5
The speed of sound in human tissue is about1600 m/s. If an ultrasound pulse takes1.5 × 10 – 5 s to travel through a tissue, what isthe thickness of the tissue?F) 2.4 kmG) 2.4 mH) 24 cmJ) 24 mm
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OBJ 5
The speed of sound in human tissue is about1600 m/s. If an ultrasound pulse takes1.5 × 10 – 5 s to travel through a tissue, what isthe thickness of the tissue?F) 2.4 kmG) 2.4 mH) 24 cmJ) 24 mm
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OBJ 5The speed of sound in human tissue is about1600 m/s. If an ultrasound pulse takes1.5 × 10 – 5 s to travel through a tissue, what isthe thickness of the tissue?F) 2.4 kmG) 2.4 mH) 24 cmJ) 24 mm
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OBJ 5The speed of sound in human tissue is about1600 m/s. If an ultrasound pulse takes1.5 × 10 – 5 s to travel through a tissue, what isthe thickness of the tissue?F) 2.4 kmG) 2.4 mH) 24 cmJ) 24 mm
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OBJ 5The speed of sound in human tissue is about1600 m/s. If an ultrasound pulse takes1.5 × 10 – 5 s to travel through a tissue, what isthe thickness of the tissue?F) 2.4 kmG) 2.4 mH) 24 cmJ) 24 mm
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OBJ 5A tuning fork with a frequency of 256 Hz
vibrates when struck. Because of these vibrations, a nearby tuning fork begins to vibrate without being struck. Which of the following best accounts for the vibration of the second tuning fork?
F) ResonanceG) PolarizationH) DiffractionJ) Refraction
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OBJ 5A tuning fork with a frequency of 256 Hz
vibrates when struck. Because of these vibrations, a nearby tuning fork begins to vibrate without being struck. Which of the following best accounts for the vibration of the second tuning fork?
F) ResonanceG) PolarizationH) DiffractionJ) Refraction
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OBJ 5Which of these produces most of thecompounds responsible for causing acid rain?F) Nuclear fissionG) Fossil fuelsH) Solar cellsJ) Windmills
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OBJ 5• Which of the following best explains how mercury
from batteries before 1992 got into the environment?
A) Newly batteries were transported long distances.B) Operating batteries increased the temperature of
conductors.C) Used batteries discarded in landfills decomposed.D) Voltage loss occurred between battery terminals.
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OBJ 5• Explain how mercury from batteries before 1992
might have got into the environment?
A) Newly batteries were transported long distances.B) Operating batteries increased the temperature of
conductors.C) Used batteries discarded in landfills decomposed.D) Voltage loss occurred between battery terminals.
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OBJ 5
A wet bar of soap slides 1 meter across a wettile floor without appearing to slow down.why does the bar of soap fails to slow down?
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OBJ 5A wet bar of soap slides 1 meter across a wettile floor without appearing to slow down.why does the bar of soap fails to slow down?
An object in motion tends to remain in motion in the absence of an external force.
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OBJ 5The table contains data for two wrecking ballsbeing used to demolish a building. What is thedifference in momentum between the twowrecking balls?
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OBJ 5The table contains data for two wrecking ballsbeing used to demolish a building. What is thedifference in momentum between the twowrecking balls?
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OBJ 5The table contains data for two wrecking ballsbeing used to demolish a building. What is thedifference in momentum between the twowrecking balls? ZERO DIFFERENCE
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