Biología
Biología celular, genética, ecología y fundamentos de ciencias de la vida.
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which molecule can shuttle the greatest number of hydrogen ions? glucos…
NAD+
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c₆h₁₂o₆ + 6o₂ → 6co₂ + 6h₂o which molecules are produced in addition to…
6 water molecules
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what is the primary purpose of glycolysis in cellular metabolism? to br…
to generate usable energy
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6co₂ + 6h₂o → c₆h₁₂o₆ + 6o₂ which molecule(s) in the reaction above is/…
\(C_6H_{12}O_6\) and \(O_2\)
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\fingertipase\ had a special structure, as do all enzymes, that matches…
substrate
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enzyme kinetics enzyme-substrate complex once the enzyme and substrate …
It is a new shape distinct from enzyme and substrate.
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which of the following best describes reactions that require energy inp…
endergonic and anabolic
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more complex configurations of proteins can be denatured by abiotic fac…
hydrogen bonds
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what kind of structure do enzymes typically have? a crystalline structu…
a three - dimensional structure
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which statement best completes the timeline of events in the revolution…
D. The Battle of Saratoga: The British are forced to abandon the northern strategy.
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compare the details that were included in both texts. companion plantin…
People should avoid using harsh chemicals in farming.
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which idea is most closely associated with laissez faire economics? 1. …
1. 4. free trade 2. 4. Government should follow a laissez - faire policy 3. 3. Industrial Revolution 4. 2. supply and demand 5. 2. class struggle and revolutionary change 6. 1. Co…
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internal users of accounting information: multiple choice are not direc…
Are those individuals involved in managing and operating the company.
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1. graph the following data on a separate sheet of graph paper 2. what …
2. Logistic 3. Yes, the carrying capacity is reached at a population size of approximately 300.
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external users of accounting information: multiple choice are those ind…
Are not directly involved in operating the company.
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photosynthesis. matter first enters this food chain when the makes its …
crabgrass
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use the information in the food chain to fill in the blanks below. wild…
by the great horned owl. In this food chain, matter moves from prey (white - tailed jackrabbit) to a predator (long - tailed weasel) when the white - tailed jackrabbit is eaten.
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the producer in this food chain is the.it is eaten by the
The producer in this food chain is the wild oat. It is eaten by the white - tailed jackrabbit.
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read the following selection and answer the questions that follow in 19…
14. an S - shaped curve that shows smooth, rapid increase leveling off in 1923 15. Immigration, Emigration
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12 every year in haskell, tx we can observe and massive increase in the…
Migration ### Question 13
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boston harbor was closed until the destroyed tea was paid for. town mee…
Boston Harbor was closed until the tea was paid for.
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how do you apply date and time formatting to a cell? select the row you…
Select the cell you wish to format and then on the Home tab, in the Number group, open the Number Format drop - down list and choose which formatting you want.
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match these people with their ideas or contributions. 1. lamarck inheri…
1. LaMarck - inheritance of acquired characteristics 2. Dalton - tiny, solid, spherical atoms 3. Einstein - \(E = mc^{2}\) 4. Salk - polio vaccine 5. Curie - radium and polonium
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what are ways that you can go into a new cell on excel? select all that…
- First question: Press Enter to move to the cell below, Press Tab to move to the cell to the right, Press an arrow key to move to the next cell in the direction of the arrow. - S…
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select the marsh ecosystem this ecosystem has: - water that is low in s…
The third ecosystem (the one with land covered with water for most of the year, many grasses, few trees, and nutrient - rich soil) is the marsh ecosystem.
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formulated the theory of evolution. choose... newton lamarck darwin lav…
Darwin
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select the cold desert ecosystem. this ecosystem has: a small amount of…
The first ecosystem (with a camel image and description: a small amount of rain or snow, dry thin soil, long cold winters) is the cold desert ecosystem.
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you can insert or delete entire rows or columns or just an individual c…
Select the cell you wish to format and then on the Home tab, in the Number group, open the Number Format drop - down list and choose which formatting you want.
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select the temperate deciduous forest ecosystem. this ecosystem has: • …
The third ecosystem (with warm, wet summers and cold, wet winters, soil rich in nutrients, and only a few types of trees) is the temperate deciduous forest ecosystem.
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select the taiga ecosystem. this ecosystem has: warm summers and warm w…
The third ecosystem (long, cold winters and short, cool summers; many evergreen trees; soil that is poor in nutrients) is the taiga ecosystem.
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what are the tabs in the image below called? worksheet workbook cell row
Worksheet
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select the prairie grassland ecosystem. this ecosystem has: a small amo…
The third ecosystem (with hot summers and cool winters, a medium amount of rain, and soil that is rich in nutrients) is the prairie grassland ecosystem.
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select the hot desert ecosystem. this ecosystem has: warm summers and w…
The third ecosystem (with a small amount of rain, dry thin soil and many different types of organisms) is the hot desert ecosystem.
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select the tropical rain forest ecosystem. this ecosystem has: • hot su…
The second ecosystem (the one with year - round rain and warm temperatures, poor - nutrient soil, and many different types of organisms) is the tropical rain forest ecosystem.
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the theory of biological evolution is generally accepted by the modern …
True
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if an animal or human develops its muscles or injures itself, these tra…
False
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key point 3: translation is a complex system with many interacting part…
- "Both transcription and translation are required for protein - coding genes to be expressed into a functional protein." - "Both transcription and translation have distinct initi…
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suppose that an error in transcription occurred that changed the mrna s…
Yes, the reading frame would now be \(AUG\ GGC\ AAC\) (instead of \(AAA\)) \(CGG\) (instead of \(CCG\))...
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lastly, we have three key points to round out your introduction to tran…
The ribosome is a ribozyme.
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release factors are an example of what researchers call molecular mimic…
- First question: The entire molecule is roughly tRNA - shaped, and has roughly a straight line of amino acids at the base that could interact with a stop codon. - Second question…
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imagine a drug binds at the a site, preventing the incoming trna from b…
- First Question: Translation would stop. If enough drug molecules are present to bind to most ribosomes in the cell, the cell might die. - Second Question: The growing protein wo…
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scorpions scorpions are predatory animals. they are in the arachnid fam…
Biology
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mnemonics are helpful for remembering what happens in each of the ribos…
- The A site is where an Aminoacyl tRNA, meaning a tRNA linked to an Amino acid - enters the ribosome. - The P site represents Peptide bond formation. - The E site is where tRNAs …
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what is the role of an mrnas 5 utr in initiating translation? select th…
- First question: - It binds to the ribosome in such a way that the start codon (AUG) is in the precise position for translation to start. - It attaches the mRNA to the small subu…
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what does a trna transfer? hint: this is what is transferred to a growi…
- First question: an amino acid - Second question: a codon in mRNA - Third question: False
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8. ecosystem a and ecosystem b have the same eight species, but ecosyst…
Ecosystem A is more diverse. This is because while both ecosystems have the same species richness (eight species), ecosystem A has a more even species distribution. Species evenne…
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which of the following minerals is a component of every cell membrane? …
Phosphorus
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suppose you sequenced an mrna and found that the bases read: aug uau ag…
Met-Tyr-Ser-Pro-Pro
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9. what was the main reason president harry s. truman went to the unite…
C. to seek international support for the defense of South Korea
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information in genes is stored in dna. are the codons in this codon cha…
- First question: RNA - Second question: One start codon and three stop codons
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4. scientists monitored a coral reef for several decades. as the temper…
a. The ecosystem was resistant but not resilient. ### 5.
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right as it transcribes this gene. if you were to label the promoter of…
to the left of where RNA polymerase currently is
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check your understanding 1. after an extensive forest fire, an affected…
e, c, d, b, a # 2.
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lets take a more zoomed - out view of the geography of transcription. d…
The non - template strand has the same nucleotide sequence, or code, as the RNA product, except thymine (T) is replaced by uracil (U).
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analyze the information provided and the diagram of transcription in ac…
First statement, Second statement.
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during a biology experiment, \\( \\frac { 2 } { 3 } \\) of a liter of s…
\(\frac{1}{9}\) liters per petri dish.
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name the explorer who claimed florida for spain while searching for the…
Ponce de Leon
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name the explorer who explored the southwestern portion of north americ…
Francisco Vasquez de Coronado
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\the jungle\ - upton sinclair when upton sinclair published the jungle …
Sinclair describes unsanitary meat - packing conditions. His viewpoint is critical. Details: meat on dirty floors (with germs), rats, contaminated water. Waste barrels: packers' r…
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name the explorer who discovered the mississippi and explored the south…
Hernando de Soto
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consider the similarities and differences between meiosis and mitosis. …
- The essence of mitosis is: Copy DNA, send one copy to each daughter cell. - Meiosis II is essentially the same process as mitosis, except for two things: cells are haploid in Me…
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in humans, n = 23. how many different unique combinations of maternal a…
For the combination of chromosomes: \(2^{23}=8388608\) (the second option in the first part). For the statements about genetic variation: - If cells have different combinations of…
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9.water, sugar, and other important nutrients need to be transported fr…
- **Transport of water from roots**: Water is transported from the roots to other parts of the plant through the xylem. Transpiration (evaporation of water from leaves) creates a …
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which three statements best describe the events that occur after homolo…
- First statement: Recombination is an appropriate term because the chromosomes that result have a new combination of alleles - a mix of maternal and paternal. - Third statement: …
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cancer, the uncontrolled growth of cells, often results in a tumor, or …
G1
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14. scientists have reported that more than 95% of the factors that lea…
S phase
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13. directions choose the correct answer for each row. using the table …
- **Energy is released from carbon compounds**: Cellular respiration - **Carbon dioxide is removed from the atmosphere**: Photosynthesis - **Energy is stored in carbon compounds**…
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evaluate whether the following statement is true or false: what happens…
- First question: True - Second question: 4
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what happens at the start of meiosis i is exactly like what happens at …
False
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evaluate whether the following statement is true or false: what happens…
True
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evaluate whether the following statement is true or false: what happens…
- First statement: B. False - Second statement: A. True
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what issue influenced president jackson to veto the maysville road bill…
whether internal improvements within states should be federally funded
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the ideas described in group b would most likely be the beliefs of whic…
B. Democrat
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which ideas describe the beliefs of whigs? group a group b group a favo…
A. Group A
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before applying what you just learned about meiosis, lets activate your…
- The chromosomes are unreplicated—no sister chromatids are present. - The maternal and paternal chromosomes carry the same allele at gene \(C\), but different alleles at gene \(A…
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question 10 in your lymph nodes your t-cells do what? all listed makes …
Attack Invaders
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question 9 houses both your t and b cells? lymphatic vessels lymphatic …
Lymph Nodes
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which statements accurately describe characteristics of germ cells and/…
- Cells that divide to form eggs are germ cells. - Germ cells undergo meiosis. - Cells that divide to form sperm are germ cells. - Somatic cells undergo mitosis.
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6. a flower that has both male and female reproductive structures is sh…
A pollen grain is transferred from an anther to the stigma of the same flower.
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this image is a human karyotype - a photo of all of the chromosomes in …
- This cell is diploid and has 23 different chromosome types, meaning that 2n equals 46. - The chromosomes are short and thick, meaning that they are condensed.
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5. students observe onion cells from a tip of the root with a light mic…
The tip of the root is where the plant is doing the most growing.
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consider what happens in each part of the cell cycle. why does dna repl…
First option: Mitosis sends one copy of each chromosome to each daughter cell, so it can't occur unless replication has already made the copies.
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one key characteristic of cancer cells is that they divide rapidly. the…
If mitosis cannot proceed normally, cancer cells cannot continue to divide.
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10. an informational pamphlet in a health clinic describes an interacti…
The reproductive system produces the ovum, and the muscular system causes the migration of the ovum by peristaltic contractions.
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write a system of equations to describe the situation below, solve usin…
Each membership plan costs \(\$37\) if Mike takes \(1\) classes per month.
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based on the information provided, drag and drop the correct enzyme to …
1. DNA helicase 2. DNA endonuclease 3. DNA polymerase 4. DNA ligase
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which statements about error - correction by dna polymerase are correct…
- A. “Exonuclease” is a logical term because the enzyme excises or “pulls out” a nucleotide—specifically, a nucleotide that isn't complementary to the base on the existing strand.…
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salivary amylase is an enzyme that aids in the breakdown of starch into…
The shape of the enzyme's active site changes.
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based on the information provided, which types of adult human cells lik…
For the first question (cells lacking active telomerase): brain cells, muscle cells, liver cells. For the second question (description of cancer cells): A hallmark of many cancer …
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where did the industrial revolution begin in the late 1700s? ○ englands…
England's textile industry
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researchers refer to telomerase as a ibonucleoprotein.\ why is this ter…
First question: Telomerase has both RNA (ribonucleic acid) and protein components. Second question: Makes a DNA copy of the viral (RNA) genes.
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which of the following best describes the significance of the telegraph…
People could communicate instantly over great distances.
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heres the thing: single - stranded dna gets degraded by enzymes. as a r…
Eukaryotic cells that divide rapidly to produce growth, like those found in embryos, seedlings, and the lengthening tips of adult plants; Eukaryotic cells that divide rapidly beca…
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natasha is observing the growth of a population of bacteria. she starte…
\(y = 250\cdot4^{x}\)
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behavior. perhaps launching their frass is a way to avoid being found b…
Perhaps launching their frass is a way to avoid being found by predators.
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2 a diagram of a process that occurs during one of the stages of the ce…
Process: Replication; Cell Cycle Stage: Interphase
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1. ssdna stands for \single - stranded dna\ and dsdna for \double - str…
They are each synthesizing DNA 5' to 3', but work in the opposite direction because of the antiparallel orientation of the leading and lagging strands.
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a specialized enzyme called dna ligase, or just ligase, then catalyzes …
B. Lagging strand synthesis moves away from the fork; leading strand synthesis moves into the fork. E. Lagging strand synthesis occurs in fragments that have to be joined by ligas…
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leads (leading strand) primed (primase; rna primer) bubbles (replicatio…
- leads (Leading strand): It describes the newly synthesized DNA strand that **leads** into the replication fork. - primed (Primase; RNA primer): A bare DNA template needs to be *…
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1. a dna sequence is shown. 5atcggctag3 which strand represents the com…
\(3'\text{TAGCCGATC}5'\) (assuming the first option in the image is \(3'\text{TAGCCGATC}5'\) as per the base - pairing and antiparallel rules)