Biología
Biología celular, genética, ecología y fundamentos de ciencias de la vida.
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one difference between a cancer cell and a normal cell is that cancer c…
- First question: Cancer cells divide uncontrollably - Second question: S stage of interphase
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explain how both humans and wolves benefited from their cooperative rel…
Humans and wolves have benefited from their cooperative relationship by sharing resources. Wolves could get food scraps from human settlements, while humans used wolves' hunting s…
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identify the stage of mitosis in the picture below. s phase prophase g2…
- Stage of mitosis: prophase - Number of chromosomes in new cells: 16
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match each word to its definition. organism that lives on or in another…
- “organism that lives on or in another organism and causes the other organism harm” matches b. parasite. - “type of symbiosis in which one organism benefits and the other is harm…
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what part of the cell cycle is represented by the letter d? gap 1 (grow…
mitosis
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identify the stage of the cell cycle below. telophase cytokinesis synth…
1. cytokinesis 2. anaphase
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what occurs during interphase? the cell is split into 2 the chromatids …
- First question: the cell grows - Second question: centrioles - Third question: prophase, metaphase, anaphase, telophase
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what phase of mitosis do the chromosomes line up in the middle of the c…
- First question: D. metaphase - Second question: D. the cancer has spread - Third question: (None of the provided options are correct. During interphase, the cell grows, replicat…
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many livestock are being grazed on public lands because the graze on pu…
overgrazing on public lands
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which of the following is true of malignant tumors? they can cause tumo…
- First question: They can cause tumors in other parts of the body. - Second question: A > F > D > C > E > B
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cytokinesis synthesis anaphase metaphase which of the following is true…
- First question: anaphase - Second question: They can cause tumors in other parts of the body.
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harita must memorize 90 measures of music for her cello solo at a conce…
$m = 90 - 6d$ (the second option)
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water is found in every cell and makes up ____ of total cell mass. 90% …
70%
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which part of the hair is shown to the right? medulla cuticle cortex fo…
Cuticle
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long - term effects of eating fast food involve several ______ diseases…
chronic
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what happens to tropical rainforest soils when the rainforest is cleare…
The soils deteriorate quickly and are progressively less productive.
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13. in third world countries there is a high incidence of blindness in …
13. a. A 14. a. serve as a structural components of the body 15. b. they are not stored in any appreciable amount 16. c. eat a well balanced diet 17. a. scurvy 18. d. forms collag…
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researchers studied how an enzyme (synthase a) helps build amino acids …
\(40^{\circ}C\)
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the wonderful wizard of oz by l. frank baum \theres a cyclone coming, e…
1. C. Uncle Henry 2. B. Toto 3. A. Dorothy Sequence of Events: Uncle Henry saw the cyclone. Auntie Em went into the cellar. Dorothy caught Toto. The cyclone hit the house. The hou…
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which of the following would most likely suffer from the tragedy of the…
international fishing waters that belong to everyone
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all nucleic acids are made of the same five elements. what are these fi…
Oxygen, nitrogen, hydrogen, phosphorus, carbon.
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a farmer is experiencing 0% damage from pests after already utilizing b…
Do nothing
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all nudelc acids are made of the same five elements. what are these fiv…
oxygen, hydrogen, phosphorus, carbon, nitrogen
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1. why should cosmetologists have a thorough understanding of nail diso…
1. B. Cosmetologists need to identify any unhealthy conditions on clients’ nails and determine if they can be treated in the salon. 2. C. identify whether a client has an unhealth…
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which three elements are found in every carbohydrate? sulfur carbon hyd…
carbon, hydrogen, oxygen
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which three elements are found in every lipid? some lipids contain addi…
Hydrogen, oxygen, carbon.
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what is the major concern associated with invasive species in agricultu…
the out - competition and die - off of species native to the environment
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which four elements are found in every protein? some proteins contain a…
Carbon, hydrogen, oxygen, nitrogen.
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which three elements are found in every carbohydrate? sulfur hydrogen n…
Hydrogen, oxygen, carbon.
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a concern about gmos is that they may cause alterations to human geneti…
B. increases crop yield
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the green revolution was an agricultural revolution that took place fro…
C. 1950 - 1970
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which of the following best describes a geologic cross section? a. a ma…
B. A cutaway view showing how rock layers are arranged underground
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the model shows the chemical structure of a molecule. this molecule is …
lipid
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what is traditional agriculture powered by? coal solar cell humans or a…
C. humans or animals
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the model shows the chemical structure of a molecule. this molecule is …
nucleic acid
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what is traditional agriculture powered by? coal solar cell humans or a…
C. humans or animals
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the model shows the chemical structure of a molecule. this molecule is …
lipid
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multiple - choice question a key phrase or call for revolution became o…
Representation
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the model shows the chemical structure of a molecule. this molecule is …
protein
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the paleozoic era is characterized by the presence of which organisms? …
invertebrates, fish, and amphibians
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the model shows the chemical structure of a molecule. this molecule is …
nucleic acid
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which type of rna takes the instructions from the nucleus to the cytopl…
mRNA
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which of the following would most likely suffer from the tragedy of the…
C. international fishing waters that belong to everyone
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what are stromatolites? fossils of early reptiles layered mounds of cal…
layered mounds of calcium carbonate deposited by early algae
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which molecule is the building block of a protein? nucleotide monosacch…
amino acid
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which molecule is the building block of a nucleic acid? disaccharide nu…
nucleotide
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which molecule is the building block of a carbohydrate? monosaccharide …
monosaccharide
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which molecule is the building block of a nucleic acid? monosaccharide …
nucleotide
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which molecule is the building block of a triglyceride and other lipids…
fatty acid
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35. how does freedom of the press help maintain a democratic society? a…
- 35. C. It allows individuals to be informed. - 36. A. freedom to vote - 37. B. to limit the power of the federal government - 38. C. British rule in colonial America
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which characteristic of pollen makes it a good marker in the fossil rec…
Certain pollen - producing plants grow in certain climates better than others.
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how is a delicate insect most likely to be preserved in the fossil reco…
trapped in tree sap that hardened into amber
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complete the sentences. salivary amylase breaks down molecules into mol…
Salivary amylase breaks down amylose molecules into small - sugar molecules. Salivary amylase is an enzyme that is not used up during a chemical reaction.
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only a small portion of the organisms that lived in the geologic past h…
rapid burial and hard body parts
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select the true statements. a peptide forms when two proteins join toge…
When a peptide bond is formed, water is released.
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cells make proteins from amino acids. some amino acids can be made in o…
Cells make new proteins by combining amino acids. Some amino acids can be made with chemical elements from sugars. Essential amino acids must be consumed in foods.
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proteins are complex carbon - based polymers made from amino acids. pro…
1. False 2. True 3. True 4. True
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glucose levels. when glucose levels increase, cells in the pancreas rel…
Insulin's shape allows it to bind to specific parts of a cell.
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select the true statements. salivary amylase is used up during a chemic…
Salivary amylase specifically binds to amylose. An enzyme speeds up a chemical reaction.
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which observation could be made in the fossil record where a mass extin…
Many organisms disappear from the fossil record.
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cells make proteins to carry out many different processes in the body. …
The protein insulin is a hormone, and salivary amylase is an enzyme. The protein hemoglobin transports molecules, and collagen provides structural support.
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why was the salt march a turning point in indias struggle for independe…
B. A foreign journalist gave the story an international audience.
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match each level of protein structure organization to its definition. t…
- Primary structure: a chain of many amino acids linked by peptide bonds - Secondary structure: a shape formed when a polypeptide chain folds - Tertiary structure: the final three…
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some proteins are made of only one polypeptide. but proteins with more …
- Quaternary structures have multiple polypeptide chains. - Tertiary structures associate to form a quaternary structure.
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secondary structures of proteins fold and interact with each other to f…
- The final structure of a protein with one polypeptide chain is its tertiary structure. - Secondary structures interact to form a tertiary structure. - A protein's tertiary struc…
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the model below shows parts of the primary and secondary structures of …
B. The types of amino acids in a polypeptide determine the shape of its secondary structures.
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the model shows an overview of protein folding. order the steps to make…
1. amino acids assemble into a polypeptide chain 2. parts of a polypeptide chain fold into shapes like an alpha helix 3. alpha helices and beta sheets fold into a three - dimensio…
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amino acids are the building blocks of proteins. select the true statem…
- B. Each amino acid has an amino group, a carboxyl group, and an R - group. - C. A peptide bond forms between two amino acids. - D. Many amino acids linked together form a polype…
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as more amino acid monomers are linked together, a long polypeptide cha…
The third structure (the longest chain of amino - acid - like units linked by peptide - like bonds) is the polypeptide.
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the term internal conflict refers to a struggle between a character and…
him - or herself
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a farmer is experiencing 17% damage from pests and hasnt utilized any p…
utilize biological, cultural, and mechanical controls
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select the true statements. a peptide bond links amino acids together. …
A. A peptide bond links amino acids together. C. A peptide has carbon, nitrogen, oxygen, and hydrogen atoms.
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question 7 (1 point) when we look at the internal structure of each of …
- Question 7: A. densest/lighter - Question 8: B. gas/ice - Question 9: B. metal/rock - Question 10: C. both
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cells make proteins from amino acids. some amino acids can be made in o…
- Chemical elements from sugars can be used to make amino acids. - Cells combine amino acids to make new proteins.
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read the passage from \two kinds\. and i started to play. it was so bea…
It describes the narrator’s thoughts and feelings as she struggles through a poor performance.
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r - group (side chain) select the true statements. amino acids have car…
- Amino acids have carbon, hydrogen, oxygen, and nitrogen atoms. - Amino acids are monomers. - Each amino acid has a unique R - group.
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transport molecules, contract muscles, defend the body against pathogen…
- Proteins help muscles contract. - Chicken and beans are protein sources.
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which statements are true of external conflicts? select three options. …
They propel the plot of a story. They happen when a character is at odds with society. They take place between two characters in a story.
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1. martin has an excellent idea for a novel, but before he begins writi…
story mapping
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the chart describes two different biomolecules and their functions. com…
Molecule 1 is most likely a nucleic acid, and Molecule 2 is most likely a lipid.
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the chart describes two different biomolecules and their functions. com…
Molecule 1 is most likely a carbohydrate, and Molecule 2 is most likely a protein.
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read the passage from \two kinds\. three days after watching the ed sul…
The conflict is external and takes place between the narrator and her mother over whether the narrator will learn to play piano.
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2. the analogy of a telephone network is used to describe the brain and…
Some other analogies for the brain and neural networks could be a computer network (with data communication and processing similar to neural information transfer and processing) a…
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1.2.4 quiz: the declaration of independence and an essay question 4 of …
A. inevitable
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read the paragraph, then choose the word that best completes the senten…
B. Unconscious
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why is it ineffective to constantly spray the same population of pests …
The population will become more resistant over time.
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analyzing character through conflict cassius. brutus hath rived my hear…
- Even though they are arguing, Brutus considers Cassius to be honorable free of faults. - The external conflict with Brutus causes Cassius emotional distress. - The conflict with…
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5. following the american revolution, what did congress fear about a st…
- 5. B. rights for which people fought would be lost - 6. D. three branches of government - 7. A. representation in Congress - 8. B. Electoral College
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a. describe one way that each of these organisms can help people. 1. ba…
1. Bacteria: Used in yogurt/cheese production. 2. Protists: Algae produce oxygen. 3. Fungi: Yeast for bread - rising. 4. Bacteria: Cause diseases (e.g., pneumonia). 5. Protists: C…
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identifying conflicts match each example of a conflict in julius caesar…
- Brutus feels guilty about assassinating Julius Caesar - internal conflict with oneself. - The commoners are angry about the power of the government - external conflict with soci…
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2. describe the journey that a carbon atom from inside a volcano will t…
The carbon atom is first released as \(CO_2\) from the volcano. It is then taken up by plants in photosynthesis. After the plant dies, it is buried. Over geological time, with pre…
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identifying simple organisms a. decide what type of organism each set o…
1. alga 2. fungus 3. bacterium 4. protozoan 5. fungus 6. alga 7. cytoplasm 8. protists 9. Fungi Kingdom 10. chloroplasts
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remarks notice that the angle from the position vector to the wedge for…
(a) \(598\space N\cdot m\) (b) \(398\space N\) Exercise: \(1933\space N\cdot m\)
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what most cemented the belief slavery was essential in america? (kc 3.6…
For the first question: the development of the cotton gin. For the second question: FALSE.
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9. what does tybalt vow to do after the capulet party? a) forgive romeo…
9. b) Challenge Romeo to a duel 10. c) Into the Capulet orchard to see Juliet 11. a) That it is too soon and too sudden
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a. look at the pictures below. write the name of the kingdom in which e…
1. Monera 2. Protista 3. Fungi 4. Animalia 5. Plantae 6. Mushrooms lack chlorophyll and cannot photosynthesize (unlike plants). 7. Bacteria are prokaryotes; protozoa are eukaryote…
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question 8 of 10 read this excerpt from common sense: no country on the…
B. tar, timber, iron, cordage
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dry cell batteries transform ____________ into ____________ by moving p…
B. chemical energy into electrical energy
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select the correct answer. which excerpt from kennedys speech contains …
D. If a free society cannot help the many who are poor, it cannot save the few who are rich. (paragraph 8)
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a _______________ is composed of lead cells connected together and subm…
B. lead - acid battery