Biología
Biología celular, genética, ecología y fundamentos de ciencias de la vida.
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benjamin sees an advertisement for a belt that causes weight loss. what…
d. Research the product, the company, and the legitimacy of the information provided. a. Scientific evidence must be reported, verified, and accepted by the scientific community.
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pulitzer prize - winning writer héctor tobar has built a multifaceted c…
A. "For one novel, an imagined account of a real person’s global travels, Tobar approached his subject like a reporter, interviewing people the man had met along the way and resea…
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phosphorus can be found in which compounds in all living things? atp, l…
ATP, DNA, RNA & Cellular Membranes
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true or false phosphorus is essential for dna and rna in plants and ani…
True
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scientists have long known that opal forms when silica - rich water eva…
A. Laboratory analysis shows that opals formed under constant temperature and pressure develop regular arrangements of silica spheres that create consistent color patterns, while …
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this is an excerpt from the napoleonic code, which became law in 1803. …
They felt that adults should have greater rights than children.
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question 1 (1 point) (01.01 mc) a scientist is investigating the effect…
C. The experiment does not have a group tested in normal salinity.
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how did europe change after napoleon was defeated? the french revolutio…
Many monarchies were restored.
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the absorption spectrum reveals which wavelengths of light and colors a…
Green light.
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what happened to the co₂ concentration when the plant was covered in fo…
In dark conditions: CO2 level increases because only cellular respiration is being performed by the plants.
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question 13 what is the role of plant pigments in photosynthesis? captu…
Capture (harvest) light energy
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which photosynthetic pigment exists in the parts of the coleus leaf whe…
Chlorophyll
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which of the following can be used to separate a mixture of photosynthe…
Paper chromatography.
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when studying the effect of substrate concentration on catalase activit…
0.00% H2O2 acts as a control.
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question 6 1 pts how was catalase activity measured in the enzyme activ…
By measuring the pressure of oxygen gas (O2) released from H2O2 due to catalase activity.
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question 5 name the inhibitor of catalase activity. sodium hydroxide hy…
Copper sulfate (\(CuSO_4\))
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the figure below shows the effect of temperature on enzyme activity. wh…
At \(10^{\circ}C\), the enzyme and substrate have low kinetic energy, they have less contact and consequently less products formed.
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unit test unit test complete 1 2 3 4 5 6 7 8 9 10 which friend is exper…
Talia puts in only 50 percent of effort during her workout.
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question 3 match the following terms. name of enzyme used in the enzyme…
- Name of enzyme used in the enzyme activity lab: Catalase - Source of the enzyme used in the enzyme activity lab: Sheep's blood - Name of the substrate used in the enzyme activit…
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the french revolution grew more violent mainly because radicals reacted…
rumors of foreign intervention to end the revolution.
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based on the computer curves shown below: a) what is the optimal ph for…
A) pH 7...... B) at pH 12, the enzyme is denatured.
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question 1 1 pts as catalase concentration decreases, the enzyme activi…
Decreases
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which of the following best describes the process that results in the p…
Two cell divisions produce four different 1N cells.
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compare all the organisms. what trend do you see?the proportions of dna…
The proportions of DNA bases are similar in closely related organisms, but different in organisms that are not closely related.
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in a single organism, what do you notice about the relative proportions…
A. A and T occur in similar proportions. D. G and C occur in similar proportions.
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payday loan stores are regulated to ensure low interest rates. * true f…
1. B. False 2. C. Proof of steady income or employment
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the reincarnation of tama by yoi theodora ozaki (excerpt) (1) many year…
Paragraph (17)
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the reincarnation of tama (excerpt) (1) many years ago in yedo, in the …
C. He often passed the rich merchant's house and Tama, the Jewel, noticed the young man coming and going with his flute (paragraph 5)
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question 1 - 8 billy and johnny are brothers, but they do not look alik…
crossing over and independent assortment
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question 1 - 7 manuel is a member of the science team at his school. du…
independent assortment : random arrangement of pairs of chromosomes during meiosis
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2. use of dialogue: examine the structure of the argument between léonc…
The sparse, frustrated dialogue between Léonce and Edna contrasts with her internal thoughts by highlighting their lack of connection. The effect is to emphasize Edna's isolation …
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a species of honeybee has 32 chromosomes in its body cells. during the …
16
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infants with a(n) ________ attachment had caregivers who were aloof and…
B. anxious/avoidant; anxious/ambivalent
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which of these will result from one normal cycle of a cellular meiosis?…
four genetically different haploid cells
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question 1 - 3 during which phase of meiosis are sister chromatids sepa…
anaphase of meiosis II
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which part of meiosis results in the direct formation of haploid cells?…
sister chromatids separating in telophase II
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current attempt in progress which of these choices represent(s) the sma…
genes
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the alternating contraction and relaxation of the longitudinal and circ…
True
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smooth muscle is characterized by all of the following except there are…
there are more thick filaments than thin filaments
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select the correct answer. which of the following is the best example o…
A. the Supreme Court finding a law unconstitutional, D. Congress overriding a presidential veto
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the study of heredity began with, who is known as the \father of geneti…
Mendel, alleles, genotype, phenotype, homozygous, heterozygous, dominant, recessive, codominance, incomplete dominance
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the reincarnation of tama by yei theodora ozaki (excerpt) (1) many year…
C. Hayashi struggles with his feelings for Tama, but he realizes that she is worth fighting for
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the mechanism of contraction in smooth muscle is different from skeleta…
the site of calcium binding site differs
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which sentence uses the passive voice for the main verb? if we use our …
When we can pick our reading, mythology is most often chosen in my class.
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which of the following is true? smooth muscle lacks the thin and thick …
Skeletal muscle fibers contain sarcomeres; smooth muscle fibers do not.
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read the excerpt from act 2, scene 1, of the tragedy of julius caesar. …
the reasons he is weighing for not sharing his concern with her
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question 30 an error in meiosis (or mitosis) leading to the wrong numbe…
B. nondisjunction
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question 29 match the following terms with the correct definition colum…
1. d 2. b 3. c 4. e 5. a
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column a 1. operator 2. operon 3. promoter 4. gel electrophoresis 5. po…
B. nondisjunction
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question 27 which of the following is a nucleotide found in dna? ribose…
B. deoxyribose + phosphate group + cytosine # Question 28
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1a. hereditary traits are passed from parents to offspring through choo…
C. DNA
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question 24 tyra created a chart that compared dna and rna for her scie…
C. DNA remains in the nucleus while RNA leaves the nucleus. ### Question 25
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why is trna called transfer rna? a it carries/transfers a specific amin…
1. A. It carries/transfers a specific amino acid to the ribosome during protein synthesis. 2. D. hydrogen bonds
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question 21 use the chart below to answer the following question. in th…
c. proline
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question 19 which of the following is a nucleotide found in dna? deoxyr…
a. deoxyribose + phosphate group + cytosine # Question 20
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question 17 which of the following is found in viruses and not in cells…
b. protein capsid ### Question 18
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question 16 mrs. wright (who is always right, just ask her), is caring …
C. Calvin cycle will continue as long as the products from the light dependent cycle and \(CO_2\) are available.
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question 15 original dna: tac cta gga cca act has changed to tac cta ga…
b. deletion - yes
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david is 50 - years old. he has a lot of aches and pains in his joints …
wear - and - tear theory
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in 1800, ten horses were released on an island. over time, the size of …
D. D
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question 12 bacteria were some of the first organisms to be genetically…
d ### Question 13
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scientists often experiment with brassica plants because brassica plant…
Green stems: \(50\%\) Purple stems: \(50\%\)
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the force of a muscle contraction is not affected by________ the degree…
the amount of ATP stored in the muscle cells
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question 10 nucleic acids include rna and dna. the monomers of these mo…
Question 10: d. nucleotides Question 11: a. is one of the four nitrogenous bases in DNA
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current attempt in progress nika was born with a physical birth defect …
teratogens.
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question 9 viruses reproduce through the use of host cells. in this pro…
B. Both viruses and bacteria can create large populations in a short time period.
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your mothers side of the family has a history of alcohol misuse. you ac…
epigenetics.
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question 8 scientists have inserted a gene that codes for resistance to…
c. The plant is more likely to survive when exposed to the weedkiller.
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you tell your teacher that your brown eyes are due to the dominant gene…
polygencs.
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current attempt in progress your dad has brown eyes, but your mom has g…
dominant.
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question 6 lets clone mimi! mimi - somatic cell nucleus donor (brown) m…
b. brown # Question 7
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question 5 sequences for the types of hemoglobin are shown. hbb sequenc…
C. a point mutation
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juanita is adopted. although she knows who her biological parents are, …
C. nature
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question 4 please place the steps of the cell cycle for a new cell in o…
4. G1 (Gap 1), 5. S (Synthesis), 1. G2 (Gap 2), 2. M (Mitosis), 3. Cytokinesis
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during vigorous exercise, there may be insufficient oxygen available to…
lactic acid
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question 2 which of the following statements is not part of the cell th…
- **Question 2**: A. All cells arise spontaneously. - **Question 3**: D. At the end of Meiosis I one diploid cell has become two haploid cells, and at the end of Meiosis II two ha…
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which is found in my story but not in \on the bus with rosa parks\? a h…
details of Rosa Parks's prison cell
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1 select the waterfowl known for forming seasonally monogamous pair bon…
D. Canada goose
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anxiety is a basic human emotion characterized by fear and uncertainty …
Test anxiety has a variety of detrimental effects. Test anxiety can cause harmful negative thinking. Test anxiety can affect behavior, including procrastination. Test anxiety can …
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brother taking a fancy to her, why dont you buy her yourself and go off…
A. She feels torn between her comfortable life on the farm and the desire for adventure.
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question 13 (1 point) you should always choose a topic broad enough, so…
- Question 13: True - Question 14: False
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the effect of a neurotransmitter on the muscle cell membrane is to modi…
True
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how is frankensteins monster similar to the machines of the industrial …
D. The monster is brought to life with electricity
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how does the author describe the vans interior, and how does this contr…
B. The van is neat and organized, making it seem inviting and practical for Helen's adventure.
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read the excerpt from abraham lincolns first inaugural address. this co…
his reference to every citizen's rights
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addition of more mitochondria to a muscle fiber will have the greatest …
slow oxidative fibers
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which statement best summarizes victors desire to kill the monster? a. …
C. Victor needs the monster to pay for his own personal misery, and it is reasonable to kill him.
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reduction in blood flow to a muscle fiber would have the greatest effec…
slow oxidative fibers
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a check. itll do andrew all the good in the world to have me skip. ill …
D. She sees her adventure as a way to assert independence and break routine.
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curare is a poisonous plant extract. curare molecules have a chemical s…
Curare will only affect muscles with ACh receptors, paralyzing them.
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atp is required to cause the power stroke in the myosin head. true false
False
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an enzyme known as acetylcholinesterase is present in the synaptic clef…
Acetylcholinesterase breaks down acetylcholine in the synaptic cleft to prevent continuous muscle contraction.
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what is the relationship between the number of motor neurons recruited …
B. Typically, hundreds of skeletal muscle fibers are innervated by a single motor neuron.
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what role does soil formation play in land ecosystems? it is irrelevant…
It provides the basis for life on land.
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which of the following is most directly responsible for the coupling of…
Calcium ions.
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how does biological weathering occur? due to physical factors such as f…
plants, lichens, and mosses accelerating breakdown
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a check. itll do andrew all the good in the world to have me skip. ill …
A. By suggesting that Helen thinks her responsibilities at the farm keep her from enjoying life fully
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what contributes to the nature of soil as an ecosystem? combination of …
combination of biotic and abiotic factors
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what was a negative consequence of the industrial revolution? a. unheal…
A. Unhealthy working conditions
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biological weathering occurs when living things break down rock to crea…
Biological