Biologie
Biologie cellulaire, génétique, écologie et bases des sciences de la vie.
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read the excerpt from \lather and nothing else.\ im sure that with a go…
coward vs. avenger
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lock and key using your notes, fill in the blank and answer the questio…
1. The “lock and key” model views enzymes as having rigid active sites (locks) that precisely fit specific substrates (keys). Enzyme specificity is due to this unique fit; only th…
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effect of errors on adjusted trial balance for each of the following er…
a. \(0\) b. \(27\)
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lea el pasaje. crianza inusual de aves las aves tienen fama de ser exce…
La idea principal es la diferencia en la crianza de las aves parásitas (que no construyen nidos ni brindan cuidado parental) y la mayoría de las otras especies de aves (que sí con…
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which international economic organization is made up of leaders from th…
Group of 20
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1. what is activation energy, and why is it important in chemical react…
1. Activation energy is the minimum energy for a reaction. It's important as it affects reaction rate. 2. Enzymes lower activation energy. Benefit: Reactions occur at lower temps …
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1. fill in the table by converting the marathon times from hours into m…
a. \(=H10*60\) b. \(=H10/D2\) c. \(=D2/H10\) d. \(=D2/H10\)
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poverty reduction is the main goal of the group of 20. international mo…
World Bank.
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use the following diagram to answer question #22 22. when replication i…
22. A. strands 1 and 2 23. B. UUUGUUGAA 24. D. TTCGTT 25. C. 3
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the human body needs iron to produce hemoglobin, a substance that helps…
El texto principal de la pasaje es que hay dos tipos de hierro (hemo y no hemo), que el hierro hemo (en alimentos animales) es mejor absorbido y utilizado por el cuerpo, y que los…
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1. fill in the table by converting the marathon times from hours into m…
1. - a. Minutes per mile: For \(2.92\) hours (\(2.92\times60 = 175.2\) minutes), \(\frac{175.2}{26.21875}\approx6.68\); for \(2.88\) hours (\(2.88\times60=172.8\) minutes), \(\fra…
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read the job description and answer the question that follows: this rol…
Social media manager
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moving substances into and out of the cell is an important part of main…
Homeostasis
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18. what feature is commonly found in rococo interior design? a. geomet…
d. Elaborate ornamentation
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question 4 (20 points) rank the following in order of increasing streng…
tropical disturbance, tropical depression, tropical storm, and hurricane # Question 5
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middle: end: compare the pace of the middle and end of the story. how i…
The middle has a slower pace (internal conflict), the end is faster (tension). Author changes pace to build suspense and highlight the barber's decision.
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cel preview - 3.5 marathons 1 2 3 4 1. fill in the table by converting …
| Hours | Minutes | Minutes/Mile | Miles/Minute | Miles/Hour | |---|---|---|---|---| | \(2.92\) | \(175.2\) | \(6.68\) | \(0.15\) | \(9.0\) | | \(2.88\) | \(172.8\) | \(6.59\) | \…
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i is the passage of a substance through a cell membrane from an area of…
Diffusion
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1) the cost y (in dollars) of a cell phone plan is given by y = 30x, wh…
The cost to buy 4 pairs of shoes is \(\$145\).
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c. parent genotypes: aabb × aabb determine what gametes each parent can…
Phenotypic ratio is \(9:3:3:1\)
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the diffusion of water molecules across a semipermeable membrane and do…
Osmosis
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plant cells tend to do best in a hypotonic environment due to their cel…
An isotonic environment.
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1) the cost y (in dollars) of a cell phone plan is given by y = 30x, wh…
a) Independent variable: \(x\) (number of phones on the plan), Dependent variable: \(y\) (cost of the cell - phone plan) b) Domain: \(\{0,1,2,3,4\}\), Range: \(\{0,30,60,90,120\}\)
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1. which of the following best describes the central idea of the text? …
A. Coal mining and technological advances led to the Industrial Revolution, which spread around the world.
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the rapid expansion of the railway system meant that british miners had…
B. Britain was the leader in industrial and mass production.
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which type of passive transport involves the movement of small molecule…
Diffusion
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the movement of materials across the cell membrane from an area of high…
Diffusion
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5. what is the general equation for cellular respiration? carbon dioxid…
glucose + oxygen → water + energy + carbon dioxide (the second option)
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4. what is the term for organisms that consume other organisms for food…
heterotrophs
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meet the child of the mine as greater amounts of coal were extracted fr…
D. Developments in coal mining technology were used to improve production in other industries.
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3. what are examples of plant leaves that people eat? select all that a…
Lettuce, Basil, Cabbage
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1. which parts of plants do humans eat? roots and leaves only roots and…
roots, stem, leaves, and flowers
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function structure semifluid material inside the plasma membrane where …
- Blank 1: Cytoplasm - Blank 2: Cytoskeleton - Blank 3: Microtubules
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in this photo, we see edisons patent drawing for the incandescent elect…
It made it possible to work longer hours.
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volcanic eruptions and earthquakes are caused by the movement of tecton…
B. Convection currents in the Earth's interior drag the lithospheric plates along
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5. which kind of dormancy occurs when a plant goes dormant before harsh…
predictive dormancy
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a. what type of change causes organisms to change their food source, mi…
seasonal changes
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3. what is the function of phytochromes? chemicals used to sense darkne…
chemicals used to sense darkness
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2. what pigments are in a plants leaves? select all that apply. anthocy…
anthocyanin, flavonoids, chlorophyll, carotenoids
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1. what process do some plants use to flower at the same time every yea…
photoperiodism
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5. reflect on the role of wildfires in the health and renewal of forest…
Los incendios forestales en Yellowstone ayudan a renovar ecosistemas forestales al deshacer vegetación vieja y muerta, liberar nutrientes y promover la dispersión de semillas, lo …
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5. what is made possible by a high concentration of auxins in a plants …
gravitropism
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4. what is the term for a group of chemicals called hormones that help …
C. auxins
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3. which of the following terms means a movement towards light by a pla…
phototropism
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highlight all the words that make up the dependent clause below edna kr…
which she thought showed off her personality
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2. what is an example of a positive form of thigmotropism? roots growin…
grapevine tendrils that coil around objects like sticks or trellises to stabilize them
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1. what is the external stimulus in thigmotropism? touch wind water gra…
touch
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a lab experiment is the reconstruction of a natural system. the materia…
c) Mantle (asthenosphere)
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3. how does the diversity of plant and animal species change as seconda…
La diversidad de especies de plantas y animales aumenta a medida que avanza la sucesión secundaria.
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2. why are pioneer species like fireweed important in the early stages …
Las especies pioneras como el fireweed son cruciales en las etapas tempranas de la sucesión secundaria porque colonizan ambientes perturbados, toleran condiciones adversas y prepa…
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what function do chloroplasts perform? they use light energy to make fo…
They use light energy to make food for the plant.
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which plant - cell organelle supports and maintains the cells shape and…
cell wall
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select the word or phrase that is redundant and can be removed without …
"is a person who"
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which organelle is labeled g? cytoplasm cell wall cell membrane vacuole
cell wall
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which organelles are found in plant cells but not in animal cells? cell…
cell wall, chloroplasts
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which organelle packages and distributes proteins that are received fro…
Golgi apparatus
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select all the true statements about how plants use and change energy. …
- B. Plant cells use cellular respiration to get chemical energy from food. - C. Photosynthesis transforms light energy into chemical energy. - D. Chlorophyll captures light energ…
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what is the function of the organelles that are labeled f? o to tempora…
to temporarily store water, waste products, food, and other cellular material
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during photosynthesis and cellular respiration, plant cells carry out p…
- captured by chlorophyll: Light energy - used to rearrange the atoms in carbon dioxide and water during photosynthesis: Light energy - used after cellular respiration to directly…
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how much of the light that reaches the earth from the sun is used for p…
C. 1%
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plant cells can use the sugars from photosynthesis to get chemical ener…
The chemical reactions in photosynthesis transform light energy into chemical energy by making sugars. The chemical reactions in cellular respiration release the chemical energy f…
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which process splits water molecules using light energy to replace elec…
C. photolysis
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is the form of energy needed for photosynthesis.
Light
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the light energy captured by chlorophyll is used to power the series of…
water, carbon dioxide, sugars, oxygen
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to perform photosynthesis, plant cells need to capture light energy fro…
Photosynthesis takes place inside a **cell structure** called a chloroplast. Chloroplasts use chlorophyll to capture the **light energy** needed for photosynthesis.
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the role of chlorophyll in photosynthesis is providing carbon for gluco…
FALSE
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for what purpose is sunlight used in the process of photosynthesis? a p…
A. Photolysis of water
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the chemiosmotic gradient is an electrochemical gradient of hydrogen io…
thylakoid
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sunlight is absorbed by in the thylakoid membrane of the chloroplast du…
pigments (or chlorophyll)
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what are the final products of the light reaction? select all that appl…
A. ATP, B. NADPH
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as a result of its involvement in a reaction, an enzyme ____. is unchan…
is unchanged
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which pigment molecule in plant cells absorbs light? a chloroplast b ch…
B. Chlorophyll
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what is the general purpose of the light reactions of photosynthesis? a…
C. To convert light energy into chemical energy
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what name is given to the reactants in an enzymatically catalyzed react…
substrate
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an enzyme ______. is an organic catalyst can bind to nearly any molecul…
is an organic catalyst
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which organelles are found in plant cells but not in animal cells? cell…
cell wall, chloroplasts
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enzymes work by ___. reducing ( e _ { a } ) adding a phosphate group to…
reducing $E_A$
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7) what is the definition of selective permeability? it is the property…
- **Question 7**: The first option "It is the property of the plasma membrane that allows it to control movement of substances into or out of the cell" is the correct definition o…
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question 9 6 parts -- of 2 points in general, enzymes are what kinds of…
proteins
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which statement most accurately explains why atp hydrolysis is highly e…
There is a large drop in potential energy because charge repulsion is reduced.
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complete the following sentences about enzyme function: enzymes speed r…
1. orienting substrates; 2. the transition state; 3. R - groups
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when atp is hydrolyzed into adp and inorganic phosphate, ____. see sect…
free energy is released
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pregnant fossil may shed light on animal behavior by pbs newshour scien…
An objective summary of the text should include the discovery of the first - ever pregnant plesiosaur fossil, its age (78 - million years), the adult's length (15 - feet), and tha…
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use the excerpt from \meet the deaf poets society, a digital journal fo…
Literary spaces need to be made more inclusive.
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all organisms get chemical energy from food. some organisms get food by…
light energy... chemical energy
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plants, animals, and all other organisms need energy from food to live …
- Chemical energy can be used for cell growth. - Molecules from food can provide energy.
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she considers the vagaries of sports, the happenstance of el lider, a s…
Each relates an anecdote to appeal to the reader's emotions.
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1) what are the differences between prokaryotes and eukaryotes? select …
1. **Answer**: - DNA, plasma membrane. - **Brief Explanations**: - Prokaryotes have a cell membrane (plasma membrane) and DNA. Eukaryotes also have a plasma membrane and DNA. Ribo…
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use the evidence in the text to select the photosynthetic organism. fly…
The Euphorbia obesa succulent (baseball plant) is the photosynthetic organism.
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the cold war (1947 - 1991) was fought to contain the spread of communis…
The Pentagon was worried that the shattered remains of the Soviet Union might be rebuilt before the United States.
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read this short biography written by a student about an early american …
It adds sentence variety to the passage.
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use the evidence in the text to select the photosynthetic organism. sea…
Pebble plants
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use the evidence in the text to select the photosynthetic organism. car…
Carrion flowers.
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use the evidence in the text to select the photosynthetic organism. the…
Netrium algae.
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use the evidence in the text to select the photosynthetic organism. pla…
Painted nettles
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use the evidence in the text to select the photosynthetic organism. nem…
Opuntia microdasys cactus.
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which of these reactions requires a net input of energy from its surrou…
endergonic
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what is energy coupling? the use of energy released from an exergonic r…
the use of energy released from an exergonic reaction to drive an endergonic reaction
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question 2 12 parts -- of 2 points select the incorrect association. ki…
exergonic... uphill
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unit test unit test complete the cold war (1947 - 1991) was fought to c…
The Pentagon was worried that the shattered remains of the Soviet Union might be rebuilt before the United States.