Biología
Biología celular, genética, ecología y fundamentos de ciencias de la vida.
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which shows three human body parts in order from the simplest level of …
red blood cell → heart tissue → circulatory system
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a(n) is a group of organs that work together to perform a common functi…
Organ system
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which level of organization is pictured? organelle cell tissue organ
organ
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read the thesis statement from a students informative essay on george w…
Before the American Revolution, Washington commanded Virginia’s troops during the French and Indian War.
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which level of organization is pictured? cell tissue organ organ system
tissue
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multiple - choice question what is absorption? when your body breaks th…
When your body absorbs the nutrients into your blood stream so it can deliver them to your cells.
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lewis is running in a race. his muscles need oxygen. which best describ…
The respiratory system brings oxygen to the circulatory system, which delivers oxygen to the muscular system.
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which is an organ? heart circulatory system blood muscle tissue
heart
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the hairs on xanders arms just started lying flat against his skin. whi…
\(36^{\circ}C\)
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the lungs, nose, and trachea are organs of the respiratory system. whic…
They deliver oxygen to the blood.
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which system creates blood cells? system
Skeletal
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8. a type of succession that occurs on a surface where no ecosystem exi…
8. primary 9. secondary 10. soil
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5. organisms that can fix atmospheric nitrogen into chemical compounds.…
5. B. nitrogen fixing bacteria 6. C. nitrogen cycle 7. B. Secondary succession
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read the thesis statement from a students informative essay on george w…
Before the American Revolution, Washington commanded Virginia’s troops during the French and Indian War.
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which major british political party was founded during the industrial r…
the Labour Party
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which revised sentence would be the best example of a narrative element…
Washington led the Continental Army in the Battle of Yorktown, the final battle of the American Revolution.
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which systems work together so oxygen can be distributed to the cells o…
The respiratory system and the circulatory system work together. The respiratory system brings in oxygen (through inhalation, gas exchange in alveoli). The circulatory system (hea…
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what was a real - life consequence of the political tug - of - war that…
proxy conflicts, such as the Vietnam War
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when the sarcomere shortens as a muscle contracts, which of the followi…
Thick filaments are stationary and the thin filaments slide over them moving towards the center of the sarcomere.
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read the body paragraph from a students informative essay on george was…
Washington used a smart strategy to win battles and keep his soldiers safe.
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which system works with the lungs so the cells of your body receive oxy…
circulatory
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identifying organ systems which body system works with your digestive s…
muscular
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what different impacts did karl marxs communist manifesto have on europ…
The "bourgeoisie" was interpreted to be the Western imperializing nations, such as England and the U.S.
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which statement best explains the role of historical analysis in unders…
Historians can use different historical methods and points of view to understand the causes and consequences of the French Revolution.
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which philosophy stemming from the industrial revolution supported the …
utopian socialism
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evaluate the sequence of events to determine which best represents how …
mass migration of indentured servants
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1. boys and girls there were 5 girls and 22 boys in mrs. pantojas math …
The fraction is \(\frac{16}{75}\) and the decimal is \(0.21\overline{3}\)
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when diego was a child, he and his dad planted a small apple tree. for …
The third graph (the one in the bottom - left)
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which type of profession declined because of the industrial revolution?…
craftsmanship
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how did bakewell contribute to the agricultural revolution? (1 point) h…
He introduced cross - breeding for stronger and better animals.
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why did railways grow rapidly in britain during the industrial revoluti…
The British government encouraged competition to maximize growth.
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how did the agricultural revolution lead to an increase in the populati…
It provided enough food to feed the population.
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what would happen if organ systems failed to work together?
If organ systems failed to work together, the body would be unable to maintain homeostasis. Cells would not receive adequate oxygen and nutrients, waste would accumulate, and esse…
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a marine biologist is studying the humpback whale population around the…
The first graph (the one in the top - left corner of the four graphs)
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which process occurs within the mitochondria? lactic acid fermentation …
Krebs cycle
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select the sentence that uses personification. her fingernails fascinat…
No one could ignore the hideous painting, which screamed for the attention of every visitor.
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the equation shows cellular respiration. during cellular respiration, g…
The energy is transferred to ATP.
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which is the best hypothesis for the scientific question \how does ligh…
If the distance between the source of light and the plant is increased, the rate of photosynthesis will decrease.
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what is the main transformation that occurs during glycolysis? glycolys…
Glycolysis produces pyruvate, ATP, and NADH by oxidizing glucose.
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which process occurs during the light - dependent reactions in photosyn…
Water molecules are split.
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if a runner is doing vigorous exercise, which results from the anaerobi…
accumulation of lactic acid
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which process connects glycolysis and the citric acid cycle? lactic aci…
acetyl CoA formation
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which specific process in the light - dependent reactions produces oxyg…
the splitting of water
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what is the step that is labeled d? metaphase i metaphase ii telophase …
metaphase I
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which speeds up the reaction between carbon dioxide and rubp to restart…
rubisco
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the table shows a comparison of muscle cells and blood cells. patterns …
The factors that regulate gene expression for glycolysis enzymes are active in muscle and blood cells.
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meiosis occurs in a series of different phases and creates genetically …
crossing over
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it is crucial that the process of mitosis is error free. this is becaus…
C. become cancer cells.
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how has the study of mitosis affected scientists knowledge of cancer? i…
It led to an understanding of how cancer cells divide so rapidly.
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stella wants to test the hypothesis \if carbon dioxide levels increase,…
She should place one flower in a similar container, but not pump carbon dioxide into it.
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in what way are the light - dependent and light - independent reactions…
Both occur in the chloroplast.
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which correctly describes crossing over? the process whereby non - sist…
the process whereby non - sister chromatids exchange genetic material
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what is the end result of meiosis? four identical daughter cells four d…
four different daughter cells
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at which point is g3p removed from the calvin cycle to be used in the p…
immediately after reduction
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image by maria na ruiz villarreal which does the letter a represent in …
centriole
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what role does cellular respiration play in the carbon cycle? it remove…
It releases \(CO_2\) to the atmosphere during acetyl CoA formation.
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1. the above passage is written in another house light is turned off. y…
second - person
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after frida stops exercising, she continues to breathe heavily. what is…
Strenuous exercise has caused her body to be in oxygen debt, and she is breathing hard while lactate is transported to the liver. This is a result of anaerobic respiration.
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how does interphase prepare cells for mitosis? rest prior to cell divis…
growth of cell and replication of DNA
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which events take place in the light - dependent reactions of photosynt…
Light energy is captured by plants; light energy is converted to chemical energy.
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to which substance does ferredoxin transfer an electron? photosystem i …
C. \(NADP^{+}\)
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which of the following can be found in a freshwater ecosystem? kelp, al…
Cattail, Water Lilies
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ruby wants to include a diagram of the reproduction cycle in her biolog…
C. Both A and B
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what is an economic function of the u.s. government as part of the mark…
dividing up the money it receives
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what kind of animal could you find in a freshwater biome? oysters beave…
Beavers
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what is the salinity of a estuary biome? less than 1 ppt more than 35 p…
C. Between 1 - 35 ppt
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which biome has the highest salinity? lake freshwater marine estuary
Marine
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which biome requires organisms to be adapted to changes in salinity of …
Estuary
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which of the following can be found in a freshwater ecosystem? seaweed,…
Cattail, Water Lilies
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dna mutations can lead to genetic disorders, diseases, or even the deat…
B. radiation
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what are the three main components of a dna molecule? a. a sugar, a wat…
B. a sugar, a phosphate group, and a nitrogenous base
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match the description to the level of organization. organ group of tiss…
organ: group of tissues that work together to perform a common function organ system: group of organs that work together to perform a common function cell: basic unit of structure…
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what kind of animal would you find in a marine biome? herons lions cora…
Coral
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a parent dna molecule replicates, resulting in two daughter dna molecul…
C. Each daughter molecule contains one DNA strand from the parent molecule
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the picture below shows the process of transcription. during transcript…
A. an RNA molecule
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what is the salinity of a estuary biome? less than 1 ppt not salty ppt …
C. Between 1 - 35 ppt
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what do all cellular activities in living organisms use as a source of …
ATP
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after the process of ______ occurs, each daughter cell receives an exac…
A. DNA replication
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which of the following is an inference? a burning candle is extinguishe…
There is more oxygen in the jar because there is a plant in it.
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when a molecule of double - stranded dna undergoes replication, it resu…
D. two double - stranded DNA molecules, each composed of one new and one old strand
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a cell contains dna damage that causes it to undergo apoptosis before r…
G₂ Checkpoint
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the nucleotide of dna is one large molecule composed of three smaller m…
A. deoxyribose, a nitrogen base, a phosphate group
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if an organisms diploid number is 12, what would be its haploid number?…
6
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which question can be answered by following the scientific method? what…
How does a change in temperature affect the stomata of a plant?
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the process of dna replication is biologically significant because it a…
C. copy their DNA before cell division.
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summarize the function of checkpoints in the cell cycle. (1 point) chec…
Checkpoints stop the cell cycle when errors are detected.
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tissue cultures (samples of cancer cells) are taken from cancer patient…
to test medicinal treatments before giving them to patients
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the cost to replace a water pump in a sports car was $969. this include…
For the labor problem: \(6\) hr. For the phone problem: \(1047\) min.
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directions: select each correct answer. more than one answer may be cor…
insertion of DNA, deletion of DNA, substitution of DNA
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some cells ignore cell cycle checkpoints and continue to grow and divid…
cancer
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which is the final electron acceptor in the electron transport chain of…
oxygen
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6 directions: select each correct answer. more than one answer may be c…
- They may be harmed - They may not be affected at all - They may receive a benefit
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which part of cell division is different in plant and animal cells? cyt…
cytokinesis
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proteins play a vital role in all cells. in fact, cells need thousands …
A. the genetic information stored in DNA
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which statement could be categorized in the overlapping section of the …
uses pyruvic acid
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what kind of animal would you find in a marine biome? coral herons lion…
Coral
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when mutated cells ignore checkpoints, they reproduce uncontrollably, f…
C. M
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identifying levels of organization which is an organ?
The second option (the stomach - like structure) is an organ.
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directions: select each correct answer. more than one answer may be cor…
recombination of existing genes during sexual reproduction，mutations of genes in an organism's sex cells
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how does atp supply energy for cellular activities? by breaking off a p…
by breaking off a phosphate group from its structure