生物
細胞生物学、遺伝学、生態学、生命科学の基礎。
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question 40(multiple choice worth 2 points) (03 05 mc) some organisms c…
B. Less genetic variation than if the organism reproduced sexually
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what is the name of the structure label a? what are the three parts of …
1. If label A is the large, round, membrane - bound structure in a cell, it is the Nucleus. 2. The three parts of the nucleus are Nuclear envelope, nuclear pores, and nucleolus. 3…
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3 scientists use ______ to design experiments. research guides technolo…
creativity
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question 39 (multiple choice worth 2 points) (02.02 mc) in science, one…
C. going to be refined by further investigation
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1 the study of animals is part of the science category known as ______.…
C. Zoology
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voici une affirmation dune élève de 3e secondaire: la différentiation c…
# Explications brèves: La différenciation cellulaire continue chez l'être humain même après le développement terminé. Par exemple, dans la moelle osseuse, les cellules souches san…
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question 37 (multiple choice worth 2 points) (02.04 mc) in terms of str…
Plant cell vacuoles are usually larger than animal cell vacuoles because they store both food and enzymes.
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voici une affirmation dune élève de 3e secondaire: la différenciation c…
Non, cette affirmation n'est pas vraie.
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9 which of the following statements is true? the moon makes a complete …
Only one side of the moon is visible from Earth
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7 the moons rotation on its axis and revolution around the earth take t…
True
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question 35 (multiple choice worth 2 points) (03 06 mc) duchenne muscul…
All of their sons and none of their daughters would have the disease.
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st indique à quelle fonction vitale contribue chacun des systèmes suiva…
a) Contrôle et coordination b) Échange gazeux c) Reproduction d) Digestion et assimilation e) Élimination des déchets f) Structure, soutien et protection
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question 33(multiple choice worth 3 points) (01.02a mc) describe the fo…
C. 3 amino acids joined by 2 peptide bonds
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question 32(multiple choice worth 3 points) (01.02a mc) which of the fo…
O Structural support, communication within the body, defense against foreign invaders
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comprehension questions multiple choice (choose the best answer): 1. wh…
1. B. It provided ideas about democracy and individual rights. 2. C. Overthrow or change the government 3. D. Montesquieu
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7 st indique à quel type de tissu appartient une cellule prélevée: a) s…
a) Tissu musculaire (muscle cardiaque) b) Tissu épithélial c) Tissu nerveux d) Tissu conjonctif liquide e) Tissu conjonctif osseux f) Tissu épithélial
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who made this statement/ when it comes to health in this country your l…
B. Michael Marmot
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question 30(multiple choice worth 3 points) (03.01a mc) which of the fo…
A. Both replicate genetic material
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a) relie chaque illustration de la colonne de gauche à létape de la cul…
1. B. Prélèvement d'un échantillon de cellules 2. A. Transfert dans un milieu de culture 3. D. Incubation selon des paramètres contrôlés 4. C. Croissance et obtention de nouvelles…
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question 29 (multiple choice worth 2 points) (03 02 mc) what would happ…
It would be more difficult for DNA to unzip since it would require more energy to break the bonds.
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question 28 (multiple choice worth 2 points) (03.01 mc) which of the fo…
DNA condenses into chromosomes during prophase, chromosomes line up during metaphase and separate during anaphase, and separate nuclei form during telophase.
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5 st explique en tes mots en quoi consiste la différenciation cellulair…
La différenciation cellulaire est le processus par lequel les cellules non - spÉcialisÉes deviennent spÉcialisÉes avec des fonctions précises. Exemple : la formation des cellules …
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what organelle is being pointed at here? plant cell
Chloroplast
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question 27 (multiple choice worth 2 points) (03 05 mc) a wolfs diploid…
Its body cells would have 78 chromosomes, and its gametes would have 39 chromosomes.
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circle the letter of the best answer. 1. which of the following would b…
1. A. Harrisburg has played an important role in several American historical events, including the Industrial Revolution and the Civil War. 2. C. Harrisburg, the capital of Pennsy…
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question 22 1 pts cell junctions that allow signals to spread between a…
D. Gap junctions
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homework #3 started: sep 24 at 6:24pm quiz instructions question 21 1 p…
are produced by the process of meiosis.
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question 26(multiple choice worth 2 points) (03 01 lc) mutagens, such a…
They take nutrients needed by healthy cells, and as they grow, they interfere with the function of normal cells and organs.
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question 20 1 pts during meiosis, which of the following occurs? two id…
four genetically unique haploid cells are produced.
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question 19 1 pts replication of cellular dna occurs during which part …
S phase
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6. describe the experiment that proved the presence of vibrio fischeri …
6. Scientists raised bobtail squid in a sterile environment. Some were exposed to Vibrio fischeri and others were not. Squid without the bacteria had under - developed light organ…
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what organelle is being pointed at here? animal cell
Centriole
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question 18 1 pts the largest carbohydrate molecules are called polysac…
D. simple sugar
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question 17 1 pts which are used to keep our systems at or near their s…
C. negative feedback loops
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these genes had to be ______ farther apart on the chromosome. slathered…
C. positioned
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question 16 1 pts the beta cells of the pancreas produce insulin, a pep…
B. ribosomes
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question 4 animals are eukaryotes, true or false? a true b false questi…
Question 4: A. True Question 5: B. False
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question 15 1 pts what is the type of rna that delivers the appropriate…
D. transfer RNA
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question 14 1 pts rna directs the synthesis of: dna proteins lipids car…
B. proteins
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(01.01 hc) phoebe observes a group of snowy egrets feeding at several l…
Egrets that prefer crawfish are more likely to frequent location 4.
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question 13 1 pts strands of dna are stored in the: nucleus. cytoplasm.…
nucleus.
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st lillustration ci - contre montre une coupe transversale dun échantil…
La peau est un organe car elle est composée de différents types de tissus (tissu épithélial, tissu conjonctif, tissu nerveux, muscle érecteur de poil) qui travaillent ensemble pou…
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question 12 1 pts the nucleus: contains dna, synthesizes proteins, crea…
contains DNA
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question 11 1 pts the rate at which energy is expended by the body duri…
metabolic rate
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select the correct answer. every year, mrs. hernandez gives her student…
A. 36
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question 10 1 pts if the adrenal cortex produces lipid hormones such as…
smooth endoplasmic reticulum
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why was it unlikely that a mesosaur would be able to cross the atlantic…
The mesosaur was only 70 centimeters long and lived in a freshwater environment.
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question 9 1 pts during the development of complex multicellular organi…
B. differentiates
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which molecule will have the easiest time crossing a cell membrane by s…
A. small non - polar molecule
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how does the energy production during cellular respiration in a plant c…
The plant cell's cellular respiration requires the glucose and oxygen produced during photosynthesis to make ATP for energy.
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the direction water (or another solvent) travels across the membrane go…
B. False
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question 8 1 pts the molecule that contains the genetic code to direct …
DNA
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question 9 four potato slices of equal weight are placed in the followi…
A. slice from the pure water solution
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quel type de cellules faut - il cultiver si on souhaite produire des or…
Cellules souches
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question 7 1 pts the template strand of dna: is not involved in mrna sy…
serves as a guide for mRNA synthesis.
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question 10 a membrane must be what in order for osmosis to occur? a se…
A. semipermeable
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3 quel type de cellules faut - il cultiver si on souhaite produire des …
Les cellules souches.
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1. why are pedigree charts useful to geneticists? 2. how are pedigree c…
1. They help track inheritance patterns of traits across generations, identify carriers, and predict trait appearance in future generations. 2. Both are tools for analyzing inheri…
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what organelle is being pointed at here? animal cell
Endoplasmic reticulum
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question 6 1 pts microtubules, microfilaments, and intermediate filamen…
Cytoskeleton
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what organelle is being pointed at here? plant cell
Nucleus
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8. describe two negative consequences of the industrial revolution on p…
8. Poor working conditions (long hours, low pay) and overcrowded urban living (spreading of diseases). 9. Complex factors including inefficiencies in the Great Leap Forward and so…
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question 5 1 pts the protein scaffolding structure that directs the mov…
A. cytoskeleton
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what are the two main purposes of an informational text summary? select…
to present an objective recap, to provide a brief overview of a longer text
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a) relie chaque terme de la colonne de gauche à la définition de la col…
a) Système - 3 Tissu - 2 Cellule - 4 Organe - 1 b) Cellule → Tissu → Organe → Système c) Cellules souches
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5. what is the main idea of this text? a. capitalism is driven by two f…
5. C. Capitalism and communism are imperfect systems with opposing theories on property, competition, and wealth that have shaped societies around the world. 6. D. encourage or mo…
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in a hypertonic solution, which means above strength, which of the foll…
The cells lose water and the cell shrivels.
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what happens in a hypertonic solution when there are too many solutes o…
Water will move OUT of the cell to reach equilibrium.
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3. read the following sentences from the text. \when communist theories…
3. C. Human behavior can shape and impact the way systems like communism work in real life. 4. B. Both systems can fail to meet the needs of all workers, leading to poverty among …
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animal cells like to be in equilibrium with their surroundings. what ty…
isotonic
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question 20 multiple choice worth 3 points (02 03a hc) some modern euka…
A. At one point during their evolution, these organisms contained mitochondria.
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what happens in an isotonic solution when there are the same amount of …
The solution will be at equilibrium.
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what happens if you put an animal cell in a hypotonic solution? the cel…
The cell will burst.
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readworks name: ____________ date: ____________ 1. what is capitalism? …
1. B. an economic system where individuals and businesses own property and resources and make decisions about how they are used 2. A. In capitalist societies, goods are made to ea…
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animal cells are not usually in hypotonic solutions. why? the cell and …
Too much water would move INTO the cell.
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what happens if you put a cell in a hypertonic solution? the cell will …
The cell will shrivel.
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read the passage. look at the underlined section marked number (14). th…
C. The vast majority of natural leopard, ocelot, lynx and jaguar furs are banned on the international market by laws protecting endangered species.
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1 st a laide de la banque de mots, indique le type de tissu qui corresp…
a) Tissu musculaire b) Tissu épithélial c) Tissu conjonctif d) Tissu nerveux e) Tissu épithélial f) Tissu conjonctif g) Tissu nerveux h) Tissu musculaire
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which statement best explains the result of a peer - reviewed conclusio…
If the peers reject the conclusion, it must be retested and changed.
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what gives congress the power to raise taxes to fund services? o the fe…
the Constitution
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north american gray wolves usually have mixed gray and white fur, but s…
B. the gene variant that results in black fur may be linked to immunity to the distemper virus.
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question 18 (multiple choice worth 2 points) (03.04 mc) if a mutation o…
The offspring may or may not inherit the new phenotype.
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examine the pie chart. federal government spending (2010) based on the …
Defense/Homeland Security, and Social Security
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what type of molecules can pass the membrane easier? large, polar molec…
small, nonpolar molecules
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(02.02 mc) the cell theory was first proposed in 1838. evidence obtaine…
D. Cells form through spontaneous generation
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question 15 (multiple choice worth 2 points) cells use atp as a source …
An abundance of mitochondria in the cell
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which of the following sentences most strongly supports the answer to q…
B. "Teresa is a great girl, he thought. And Mr. Bueller is a good guy."
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(01.05 mc) one explanation of lifes origins suggests that meteorites ga…
Some meteorites contain organic compounds which may be precursors to today's living cells.
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passive transport requires energy to move molecules across a membrane. …
B. False
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for any filmmaker foolish enough to embark on a remake of \ben - hur,\ …
B. Sentimental
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arthur conan doyles stories about detective sherlock holmes were publis…
A. producing adaptations will become easier and less expensive.
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12. can exponential growth occur in a population of organisms that take…
Exponential growth may not occur in a population of organisms that take a long time to reproduce because the slow reproduction rate limits the ability of the population to rapidly…
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roasted green chiles are a popular ingredient in southwestern cuisine, …
A. Attempts to roast green chiles using 50 heliostats yields results in fewer than six minutes.
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a recent study on the impact of urban noise pollution on birds in metro…
B. Urban birds began the dawn chorus earlier in the day than did rural birds.
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match the type of sibling to its description. a. tend to have excellent…
# Breve explicación: Los hijos mayores tienden a tener responsabilidades y desarrollar habilidades de negociación y manejo de personas. Las carreras que requieren educación superi…
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which narrative technique uses narration in the which writing is organi…
D. Stream of consciousness
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the image shows facilitated diffusion. how is it different from simple …
facilitated requires a protein channel
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(03 08 mc) rice is an important food source for much of the world, but …
D. Genetically engineering rice that can be grown in more varied climates
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which of the following is true regarding the speed and cost of alternat…
It is usually faster and cheaper than litigation.
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what is the best method of reporting a scientific discovery so that it …
C. scientific journal