生物
細胞生物学、遺伝学、生態学、生命科学の基礎。
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which of the following is the first step in mitosis? a anaphase b telop…
C. Prophase
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which of the following is not a phase in the cell cycle? a g1 phase b m…
C. M2 phase
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question 13: which of the following involves the combination of two hap…
B. Sexual reproduction
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question 12 which type of flower is missing either the pistil or the st…
B. Incomplete
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which of the following is the female part of the plant? a pistil b stam…
A. Pistil
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the seed is made up of which of the following parts? a seed coat b coty…
A. Seed Coat
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question 9 in alternate leaf patterns, how many leaves are produced at …
B. One
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question 8 which part of the flower is the peduncle? a flower stem b le…
A. Flower Stem
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question 7 which of the following is not a function of the stem in plan…
C. Anchor the plant in the ground
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question 6 how many primary roots are in a taproot system? a one b two …
A. One
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question 5 which of the following is not a characteristic of a vacuole?…
B. Contains a nuclei
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question 4 where is rough endoplasmic reticulum located? a cytoplasm b …
A. Cytoplasm
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question 3 which of the following are small organelles found in large n…
C. Ribosomes
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which of the following is not a characteristic of the nucleus? a contro…
C. Spherical, rod - shaped organelles
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which cell structure has a double membrane surrounding it? a golgi appa…
C. Mitochondria
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in chronological order, mexicos leaders after its independence in 1821 …
Santa Anna, Benito Juarez, and Porfirio Diaz.
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question 7 the continental army promised freedom to slaves who fought f…
A. True
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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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identify each of the following integumentary structures. a b c d e f a …
Without seeing the specific labels on the image clearly, here is a general guide: A. Arrector pili (usually attached to hair follicles) B. Hair follicle (the structure from which …
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many people play a musical instrument music can be soothing. a lot of s…
The guitar is another excellent instrument for beginners; however, it takes more practice than a recorder.
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2 indique si chacun des énoncés est vrai ou faux. sil est faux, corrige…
a) Vrai b) Faux. Un ovule est un ovocyte non - fécondé. c) Faux. La méiose permet de produire un ovocyte. d) Vrai
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what are the purposes of international economic organizations? select t…
- to resolve trade disputes - to promote fair and successful trade - to encourage trade in developing countries
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this food web is from an ecosystem in serengeti national park, tanzania…
bushpig
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the movement of the progress bar may be uneven because questions can be…
D. a manner of doing something
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however you may have reformed your life in many things, and may have ha…
Eternal
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1. using the letters from the table in model 1, label the cell diagram …
1. Cannot be answered without Model 1 table. 2. a. DNA/chromosomes; b. Nucleus 3. Nucleus 4. Mitochondria 5. Ribosomes 6. Endoplasmic reticulum (then Golgi apparatus) 7. Vesicles/…
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this model shows how rna nucleotides pair with dna nucleotides. accordi…
GUCAG
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a specialized protein in saliva breaks up starch molecules in food into…
Enzyme: the specialized protein Substrate: the starch molecules Product: the small chains of simple sugars
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identify common pathology for each body system including signs, symptom…
1. lymphocyte 2. hyperglycemia
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read the excerpt from the role of social media in the arab uprisings by…
historical examples of social media use
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19. one way in which the scientific revolution and the enlightenment ar…
C. questioned traditional values and past practices
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which process connects glycolysis and the citric acid cycle? ○ lactic a…
acetyl CoA formation
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which component of earths atmosphere is decreased due to photosynthesis…
carbon dioxide
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you perform a benedicts test on a series of samples but you forget to l…
green
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read the paragraph, then choose the word that best completes the senten…
A. hypotheses
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look at these details from a paragraph about the same topic: you should…
Several strategies can help you solve crossword puzzles.
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what did chargaff discover while studying bases in the dna of organisms…
The ratios of thymine and adenine were similar, as were the ratios of guanine and cytosine.
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meiosis occurs in a series of different phases and creates genetically …
crossing over
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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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what is the end result of meiosis? four identical daughter cells four d…
four different daughter cells
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for questions 9 - 11, refer to the following description of an experime…
9. D. the type of solution the egg is placed in 10. A. the change in mass of the eggs 11. D. "If an egg is placed in a pure water solution, then the egg will gain weight." 12. D. …
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12 with the introduction of new techniques and equipment, practicing ph…
15. A. by examining the evolution of photography over particular periods 16. B. The eastern United States landscape played a culturally significant role in the country.
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multiple choice 1 point in the evolution of communication, which of the…
D. Social Media
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which chemical is released by brain cells along an activated reward pat…
dopamine
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9. the net primary production of a pine forest on a lava flow on mount …
9. D. 290,000 kcal/m²/yr 10. D. 20,000 11. B. Denitrification 12. A. Nitrification
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19. popular sovereignty means that government officials are not bound b…
# Breve explicación: La soberanía popular es el principio según el cual el poder reside en el pueblo. Pero eso no significa que los funcionarios gubernamentales estén exentos de l…
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35. the transfer of pathogenic bacteria from one surface to another is …
B. cross contamination
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18. what is the one and only thing that can cause a change in quantity …
18. A change in the price of the good itself. 19 - 20. Income, population, tastes, prices of substitutes, prices of complements, expectations. 21. Elastic demand. 22. Inelastic de…
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after writing mein kampf, adolf hitler went on to become a wealthy indu…
become Germany's chancellor.
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which legislation helped convince people to settle in the west in the l…
1. B. Homestead Act 2. A. a journal written by an employee at a factory
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what prompted the munich conference of 1938? o hitlers appointment as c…
Hitler's intention to take control of part of Czechoslovakia
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step 1 step 2 step 3 step 4 enzyme and substrate attach; enzyme - subst…
The steps accurately represent the general process of an enzyme - catalyzed reaction.
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8.) what area on the enzyme is the arrow in the picture pointing to? *h…
A. active site
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1. which of the following best describes the first law of thermodynamic…
1. B. In a closed system of constant mass, the energy involved in any physical or chemical change is neither created nor destroyed, but merely changed from one form to another. 2.…
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2.) what is the function of an enzyme? * the catalyst for biochemical r…
D. All of the above
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3.) when the substrate binds to the active site of the enzyme, the enzy…
D. enzyme - substrate complex
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which sentence is in passive voice? several congressional bills have pr…
Mandatory labeling of genetically engineered foods in the United States has been proposed by several congressional bills.
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question 91 1 pts how does telogen effluvium differ from female pattern…
Telogen effluvium occurs under transient situations.
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4. conservation = protecting ecosystems and species. check your underst…
1. It provides ecosystem stability, contributes to medicine and agriculture, and has cultural value. 2. Deforestation. 3. Establishing nature reserves. 4.1 Algae. 4.2 A rainforest…
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answer the question correctly to continue reading what is one drawback …
B. Not being able to use educational apps during class.
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question 79 what physical exam finding is most suggestive of otitis ext…
Pain when pulling on the ear
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comprehension 8. according to the passage, what was a consequence of fa…
8. D. Migration from rural regions in search of employment 9. C. It spurred economic growth by increasing production efficiency and creating new industries. 10. A. It enabled busi…
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multiple choice questions answer the following multiple - choice questi…
1. B. A transition from manual labor to machine - aided production in factories. 2. D. A combination of commercial and technological advantages. 3. A. Fueled the growth of cities …
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which of the following white blood cell lab values for an adult patient…
15.0
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reading progress check hidden hopes david adjusted his backpack and con…
B. The country life is not for David. Angry at his dad, he explores the woods behind their house and finds a rundown carousel. Learning about its history helps David become hopefu…
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which of the following is the best inference about the great gatsby bas…
The words "strangest" and "unusual" suggest that the narrator is about to tell the story of an odd or puzzling group of people.
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question 75 what does the hematocrit measure? the percentage of volume …
The percentage of the volume of the red blood cells
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construct an argument for whether the population of aphids is evolving …
An argument that the aphid population is evolving could be supported by evidence such as the appearance of a new trait (e.g., pesticide - resistance) or a change in the frequency …
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question 48: the ______ level of ecological organization includes both …
C. ecosystem
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question 49: the ______ consists of all life and nonliving components o…
Question 49: A. biosphere Question 50: B. biotic
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question 46: nonliving components, like temperature and sunlight, are k…
Question 46: B. abiotic Question 47: B. community
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question 44: the ____ level includes all the living organisms in an are…
Question 44: B. community Question 45: A. biotic
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question 42: the smallest level of ecological organization is an a) org…
Question 42: A. organism Question 43: B. environment
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5 determine which description matches each level of ecological organiza…
A group of apple trees in an orchard - Population A single apple tree - Organism Apple trees, grass, bugs, birds, soil, air, water and sunlight in an orchard - Ecosystem Planet ea…
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1. the condition of the atmosphere at a particular time and place. - we…
5. Drought 6. El Niño 8. Soil 9. Ecosystem 10. Biome 11. Tundra 12. Permafrost 13. Savanna 14. Prairie 15. Pampas 16. Solstice 17. Equinox 18. Altitude 19. Rain - shadow 20. Decid…
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question 40: plants, animals, and fungi are examples of ____ components…
Question 40: B. biotic Question 41: A. abiotic
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the diagram shows three types of transport the cell uses to move molecu…
# Explicación: ## Paso 1: Identificar transporte de oxígeno El oxígeno se mueve por difusión simple a través de la membrana celular. No requiere de proteínas transportadoras y se …
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question 38: the interactions between communities and their physical en…
Question 38: C. ecosystem Question 39: C. populations
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section 1: seasons and weather 1. what is the main difference between w…
1. Weather is short - term, climate is long - term. 2. Tilt of Earth's axis during orbit. 3. Equinoxes (equal day/night) and solstices (longest/shortest days), differences in dayl…
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unit 2 assessment which of these describes the structure of a nucleic a…
D. una cadena de nucleótidos compuesto de un azúcar, un grupo fosfato y una base nitrogenada
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question 36: the ____ is the global sum of all ecosystems. a) biosphere…
Question 36: A. biosphere Question 37: B. species
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unit 2 assessment which of these describes a polymer? a. large molecule…
A. una molécula grande hecha de subunidades más pequeñas
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summary: use the terms given below to complete the summary of the readi…
Christian Church; papal supremacy; Viking; feudal system; lords; Early Middle Ages
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question 24: true or false: biotic factors include sunlight and water. …
Question 24: b) False Question 25: a) True Question 26: a) True
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unit 2 assessment what type of carbon - based molecule is the first to …
D. carbohidrato
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part a read the claim below and click on any parts that are incorrect. …
A. The bacteria with 6 pores decreased in number after exposure to antibiotics because they did not evolve. D. increased in number because they were strengthened by the antibiotic.
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unit 2 assessment. the diagram shows a catalyzed reaction. in the lock …
C. Los sustratos están comenzando a unirse a la enzima.
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question 28: true or false: ecosystems only consist of biotic component…
Question 28: B. False Question 29: B. False
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question 30: true or false: the abiotic factors of an ecosystem can inf…
Question 30: a) True Question 31: a) True
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question 32: true or false: interdependence refers to the reliance of o…
Question 32: a) True Question 33: b) False
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question 34: true or false: biotic components of an ecosystem include f…
Question 34: a) True Question 35: a) True
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unit 2 assessment which of these explains how a large increase in tempe…
A. La efectividad de la enzima aumentaría, porque tendría más energía para catalizar la reacción.
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question 17: a rainforest that includes plants, animals, water, and sun…
C. An ecosystem
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which of the following would be a more accurate step 2 of the explanati…
Part A: B. Variations emerge from random mutations that make the bacteria resistant to antibiotics. Part B: The proportion of resistant bacteria in the population is increasing in…
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1. what is the function of the cell membrane? 2. explain how the cell m…
1. The cell membrane is a phospholipid - bilayer structure with embedded proteins that controls the movement of substances in and out of the cell, making it selectively permeable.…
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question 18: the term \biotic\ refers to: a) nonliving components of an…
Question 18: B. Living components of an environment. Question 19: C. Organism Question 20: D. All of the above
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question 15: the study of how living things depend on one another and t…
Question 15: C. Ecology Question 16: C. Community
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which of the following are necessary in the adaptation of the populatio…
The ability of the bacteria to reproduce and multiply by splitting into two new cells, The genetic variations that arise due to mutations, The survival and reproduction of bacteri…
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question 13: what term refers to multiple populations interacting in a …
Question 13: B. Community Question 14: B. Ecosystem
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if a trauma patient experiences equal loss of red blood cells and plasm…
No significant change