Biología
Biología celular, genética, ecología y fundamentos de ciencias de la vida.
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why must all living cells carefully regulate the fluidity of their memb…
to permit membrane lipids and proteins to diffuse from their site of synthesis to other regions of the cell, to allow cells to function at a broad range of temperatures, to allow …
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question 4 metabolism is defined as ______. a all the chemical reaction…
A. all the chemical reactions occurring in an organism that support life
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american imperialism instructions: read the article, complete the stand…
1. To prevent European interference in the Western Hemisphere and assert American dominance. 2. Establishment of Pearl Harbor as a major naval base. 3. The explosion of the USS Ma…
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question 3 the removal of wastes produced by metabolic reactions is: a …
C. excretion
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name: read each question carefully, and decide which is the best answer…
1. B. heat 2. D. when the marble is resting at the top of the ramp 3. D. the ink in a pen making a stain when it leaks
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multiple - choice question an enzyme is considered ______ because it sp…
C. a catalyst
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multiple - choice question how often can a lactase enzyme be used to hy…
C. many times
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7. vaucanson’s digesting duck in the 1730s, french inventor jacques de …
1. a. Cranks and pulleys 2. c. clockmaker 3. No specific answer in text, inferred programmable - like features 4. No specific answer in text, likely steam or early mechanical sour…
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question list (5 items) (drag and drop into the appropriate area) corre…
1. Cytokines are released at sites of infection or inflammation and stimulate endothelial cells of blood vessels. 2. Endothelial cells express selectins on their plasma membrane. …
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multiple - choice question an individual experiences abdominal discomfo…
B. lactase that breaks down the bond between galactose and glucose
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question 5 an increase in the number of cells is: a differentiation b r…
B. reproduction
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multiple - choice question which suffix in the name of a biomolecule in…
E. -ose
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multiple - choice question which suffix in the name of a biomolecule in…
B. -ase
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question 3 metabolism is defined as ______. a the taking in of nutrient…
B. all the chemical reactions occurring in an organism that support life
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which of the following is most similar to the negative feedback mechani…
B. A toilet tank stops refilling once its full after a flush
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the ability of an organism to sense and react to changes in its body il…
A. responsiveness
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both situations (hint: line graph with 2 lines). remember to label the …
1. The specific chemical or biological agent used in the lab represents the enzyme. 2. The paperclips represent substrates. 3. The part of the "enzyme - model" that paperclips fit…
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multiple - choice question when properly aligned, the enzyme and substr…
D. an enzyme - substrate complex.
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multiple - choice question which of the following statements best descr…
Binding of substrate to the active site changes the shape of the active site of an enzyme.
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multiple - choice question in a catalyzed reaction, what is a substrate…
a reactant
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read the paragraph. some districts and states are embracing online lear…
Online learning is disruptive to standard educational practices.
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multiple - choice question which of the following is a primary function…
It catalyzes the reaction associated with the enzyme.
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which of the following is a function of the endoplasmic reticulum (er)?…
None of the above
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choose the best answer. 2. digestion is an example of what kind of chan…
C. chemical change
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name: date: period: close reading organizer - book 2, chapter 20 direct…
No clear - cut theme from the list applies, but if forced, Imprisonment (very loosely).
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what do i need to do? the raps has five major components. 1. conduct re…
1. Conduct in - depth research on the chosen career - related problem. Identify reliable sources such as academic journals, government reports, and industry publications. For exam…
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what four structure do eukaryotes and prokaryotes have in common? mark …
cell membrane, ribosomes, cytoplasm, DNA
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question 6 14 points using the results of your chi - squared analysis, …
Question 6: C. It cannot be determined from the data given Question 7: D. 864
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question 1 why would you run a chi - squared test? a to determine if ou…
- Question 1: B. To determine if our data is consistent with expected results. - Question 2: The null hypothesis is that there is no significant difference between the observed an…
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the woman in the interview emphasized getting enough sleep as a way to …
A. Adequate sleep allows the body to rest and recover, produce new cells, and reduce inflammation.
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close reading organizer - book 2, chapter 24 directions: read each summ…
1. Theme Tracker: 1; Your Analysis: The description of the French nobility scattering in 1792 due to battles and bloodshed is a result of the revolutionary upheaval, which aligns …
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if we actually did the cross and got 1150 yellow and 350 green. would t…
Yes, the results are consistent with what was expected.
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immune responses, physical and chemical barriers to antigens, and infla…
C. mononucleosis
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17. which human activity contributes most to excess phosphorus in aquat…
Use of synthetic fertilizers
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part b - lo 2, explain how your immune system protects you, factors tha…
C. skin, D. cilia in the lungs and respiratory tract
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the endosymbiotic theory is concerned with eukaryotic cells. true false
TRUE
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coevolution occurs at the ______. a microscopic level - visible only wi…
C. Both A and B
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the endosymbiotic theory deals with which of the following organelles? …
c. Both A and B
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which phrase describes how jupiter and saturn are similar? visible stor…
C. many moons
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the specific process in which two interacting species evolve together, …
FALSE
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predators and prey cannot coevolve together. a true b false
B. FALSE
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in coevolution, the evolution of two species is totally independent. tr…
FALSE
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lab problem the parent generation is homozygous yellowed podded and hom…
Yellow: 3, Green: 1
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question in a lab experiment, a population of 300 bacteria is able to d…
$B = 300\times(2)^2$
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close reading organizer - book 2, chapter 23 directions: read each summ…
1. Theme Tracker: 1 - Yes, 2 - Yes, 3 - No, 4 - No, 5 - No, 6 - No; Your Analysis: The coded conversation and planned event suggest secretive revolutionary activity. 2. Theme Trac…
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coevolution occurs when species evolve together and often happens in sp…
close ecological
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one example of ______ is pollinators and flowering plants. a coevolutio…
A. Coevolution
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species in ____________ relationships tend to coevolve. a symbiotic b s…
A. symbiotic
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the 5 questions below are the 5 questions on the quantitative and criti…
1. B. To determine if our data is consistent with the expected results. 2. There is no significant difference between the observed and expected phenotypic ratios. 3. There is a si…
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question 38 in human females meiosis ii completes ___. a before birth b…
Question 38: D. when one of her oocytes is fertilized Question 39: A. haploid Question 40: A. one chromosome from mom and one from dad.
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question 13 statues like the shiva nataraja held what kind of significa…
c. literal embodiment of the divine, when prayed to the divine energy of Shiva is present
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which of the two meiotic divisions halves the chromosome number? a meio…
- Question 1: A. meiosis I - Question 36: A. crossing over. - Question 37: D. gametes.
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question 33 a carrier is someone who _. a expresses a recessive disease…
Question 33: E. has one copy of a recessive allele and one copy of a dominant allele for a particular gene. Question 34: D. Aa
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question 31 two healthy individuals have a child who has huntington dis…
Question 31: E. The condition could not have been inherited from these two parents. Question 32: D. 46
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the number of cells produced by meiosis is ___ and the number of cells …
- Question 1: B. 4 - Question 2: B. Testes - Question 3: A. Carriers
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what would be an example of sympatric speciation? a a subset of a popul…
A. A subset of a population of flies that would normally lay eggs on Hawthorn trees begins laying eggs on apple trees until the fly's breeding period begins to match that of the a…
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speciaction resulted when the sperm of one population of sea urchin cou…
b. Sympatric
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free-response questions (frqs) - 32 minutes: question 1 (10 points maxi…
A graph with temperature on the x - axis and transpiration rate on the y - axis should be plotted with points (20, 1.5), (23, 3), (27, 5), (28, 4.5) connected. The curve from 23 -…
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question 26 crossing over occurs between___. a maternal chromosomes. b …
Question 26: C. nonsister chromatids Question 27: E. two defective CF alleles
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the speciation of the finch populations on different galapagos islands …
d. allopatric speciation
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question 32 (2.5 points) what was the date that the revolutionay war be…
B. April 19, 1775
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which of the following could physically separate members of the same sp…
A. an earthquake creates an impassible barrier B. a new river forms C. a mountain range or canyon develops
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question 24 2.5 points meiosis occurs in the ____ of the human male. a …
Question 24: C. testes Question 25: A. the genetic makeup of an individual
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the grand canyon divides a lizard population into two physically isolat…
B. allopatric
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when madison left her house in the morning, her cell phone battery was …
7.5%
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name color by number - hurricanes date directions: answer the questions…
1. warm water (blue) 2. 5 (light green) 3. hurricane (red) 4. near the equator (purple) 5. eye (yellow) 6. wind speed (orange) 7. storm surge (dark blue) 8. Saffir/Simpson scale (…
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the evolution of new species is referred to as
Speciation
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kaibab squirrels are currently classified as a ______ of aberts squirre…
A. Subspecies
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question 22 in a diploid organism: a there are two copies of every gene…
Question 22: C. there are two copies of every gene, one inherited from the mother and the other from the father. Question 23: A. 50%
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the process by which a new species evolves is called__________. a osmos…
B. speciation
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question 20 2.5 points a genetic cross of pure breed red - flowered sna…
Question 20: A. Incomplete dominance Question 21: E. both Rr X Rr and rr X rr
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giraffes with longer necks can reach more leaves to eat. this is an adv…
B. Directional selection
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robins are a species of songbird which typically lays four eggs in a si…
A. stabilizing selection
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which type of natural selection selects for one of two extreme phenotyp…
A. directional selection
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question 18 if the two alleles for a particular gene are identical the …
Question 18: C. Homozygous Question 19: D. fewer or more than 46 chromosomes.
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which type of natural selection selects for both extremes of a phenotyp…
C. disruptive selection
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question 16 what cellular process is responsible for mendels law of seg…
- Question 16: C. Meiosis - Question 17: C. Males and females (one allele from each parent)
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individuals with tay - sachs disease, a recessive genetic disorder, usu…
C. Affected individuals do not have children.
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human babies are typically born within a very narrow range of weight. b…
A. stabilizing selection
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question 14 which of the following human chromosomes is passed on intac…
Question 14: B. Y chromosome Question 15: E. All of these
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disruptive selection divides the phenotypes of a population into ____ s…
A. Two
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which of the following is a type of natural selection for a polygenic t…
A. stabilizing selection C. directional selection D. disruptive selection
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question 12 hair texture is a result of_. a multifactorial inheritance.…
Question 12: A. multifactorial inheritance. Question 13: C. 50%
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which best describes the process of natural selection? a a higher numbe…
B. Passing down advantageous genes allows a population to best adapt to the environment.
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question 10 2.5 points skin color is controlled by six separate genes, …
Question 10: D. polygenic inheritance Question 11: D. multifactorial
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what process involves the change of an alleles frequency in a populatio…
B. natural selection
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what are the chances of a daughter inheriting a recessive x - linked di…
Question 7: B. 50% Question 8: B. False Question 9: B. Incomplete dominance
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vocabulary land ordinance of 1785 northwest ordinance of 1787 debt econ…
Land Ordinance of 1785: C Northwest Ordinance of 1787: B Debt: A Economic depression: E Shays' Rebellion: D
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the term natural selection was first used by _____. a fleming b darwin …
B. Darwin
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question 5 according to mendel, if an individual is heterozygous for a …
Question 5: B. the dominant trait alone. Question 6: A. long tongue
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______ incorrectly believed that acquired characteristics were passed o…
Jean Baptiste Lamarck
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part h - lo 8, describe symptoms, populations at risk, and key methods …
C. leukemia
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an individual organism that exhibits a higher fitness level is more lik…
D. reproduce
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question 3 recessive alleles seem to vanish in some generations because…
Question 3: D. They are masked by a dominant allele Question 4: A. to detect fetal abnormalities in chromosome number
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darwins theory of evolution includes the idea(s) that a populations of …
A. populations of organisms evolve as a result of environmental pressures, B. organisms can change over time
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question 1 2.5 points nondisjunction or failure of chromosomes to separ…
Question 1: B. during meiosis I or II of sperm or egg cells. Question 2: A. albino phenotype is recessive
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microscope labeling microscope use: 15. when focusing a specimen, you s…
1. Arm 2. Coarse - adjustment knob 3. Fine - adjustment knob 4. Stage clips 5. Diaphragm 6. Light source 7. Base 8. Nosepiece 9. Eyepiece 10. Revolving nosepiece 11. Stage 12. Obj…
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which two statements summarize darwins theory? select all that apply a …
A. Survival of the fittest. C. Natural selection explains how species change.
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in darwins theory of evolution, individuals ___ and populations ___ a c…
B. vary; evolve
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the risk factors for cancer can be broadly classified as acquired (or e…
HPV infection, alcohol use, tobacco use, radon exposure