生物
细胞生物学、遗传学、生态学与生命科学基础。
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18 ______ is associated with rapid transport of substances through a me…
B. Simple squamous epithelium, stratified squamous epithelium
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an epithelium with a single layer of tall cells would be classified as …
A. Simple columnar epithelium
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select the correct epithelial tissue in the dropdown from their functio…
1. Simple squamous 2. Simple cuboidal 3. Stratified squamous 4. Pseudostratified columnar 5. Transitional epithelium
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place the following names of tissues in the appropriate tissue category…
Elastic cartilage: Connective Tissue Hyaline Cartilage: Connective Tissue Adipose: Connective Tissue Pseudostratified columnar: Epithelial Tissue Simple squamous: Epithelial Tissu…
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the basement membrane is found between _______ and _______. multiple ch…
epithelium; connective tissue
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glands (such as tear glands) have vesicles that release their secretion…
C. Exocrine, Holocrine
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group each of the following tissue types to one of the four categories …
Supporting connective tissue: Compact bone, Hyaline cartilage, Spongy bone Fluid connective tissue: Blood
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select the dropdown with the appropriate tissue type being described. e…
1. Nervous tissue 2. Epithelial tissue 3. Muscle tissue 4. Muscle tissue 5. Connective tissue 6. Epithelial tissue 7. Nervous tissue
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place the following cartilage location in the appropriate category with…
Intervertebral discs: Fibrocartilage Eustachian tube: Hyaline Cartilage Thyroid cartilage of the larynx: Hyaline Cartilage External ear: Elastic Cartilage Pubic symphysis: Fibroca…
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some simple columnar and pseudostratified columnar epithelia have _____…
E. goblet
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place each type of individual type of connective tissue in the appropri…
Connective Tissue Proper: Areolar, Reticular, Adipose Supporting Connective Tissue: Compact Bone, Fibrocartilage, Hyaline Cartilage Fluid Connective Tissue: None (from given label…
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an epithelium whose cells are tall and narrow, with each one touching t…
simple columnar
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which of the following is not a feature of epithelia? multiple choice p…
E. Abundant extracellular material
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4 adipose connective tissue is a type of dense connective tissue. 0.5 p…
False
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the four primary tissue types found in adult organs include all of the …
B. fibrous
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bellwork red sea urchins are primary consumers that feed on kelp. why d…
Ecosystem A has balanced predator-prey relationships controlling red sea urchin populations, maintaining kelp and supporting higher biodiversity.
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microscopy · connective tissue histology introduction laboratory simula…
A. Dermis of the skin
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which structures of dense connective tissue are tightly packed together…
First question: A. Fibers Second question: A. Ground substance, C. Protein fibers
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in this informational text, dan kromer discusses widely held beliefs ab…
C. Explanations for why teenagers engage in risky behavior have been overly focused on brain development, rather than their natural need to explore the world.
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speak, because for most teens, they do not result from a lack of contro…
A. They don't have the same experience as adults.
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question 1 (1 point) which of the following is the third step of the de…
B. Consider the consequences
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how would the appearance of the dome - like cells of transitional epith…
B. The cells would flatten and contain fewer layers.
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which color will the nucleus stain during microscopic observation? a. c…
A. Color will vary depending on the stain used. C. Areas of high abrasion.
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how is a cell membrane identified when using a brightfield microscope? …
A. A darker outline of a cell's shape D. Group of similar cells and surrounding material that perform a common function
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in terms of governance, how did mustafa kemal differ from abd al - aziz…
B. Kemal modernized Turkey, while Ibn Saud made Saudi Arabia a more traditional nation
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question identify the structure indicated. lumen lipid ground substance…
Lumen
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how did the united states demonstrate its isolationist policy before wo…
A. by avoiding alliances and other international relationships
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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 statement correctly uses the data from the table to support a cla…
psbO DNA sequences are detected in the nucleus but not in chloroplasts
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totalitarian governments are characterized by extreme nationalism, or t…
one's country is superior to other countries.
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which claim is most consistent with the evidence that psbo dna sequence…
The psbO gene was transferred from V. litorea to a recent ancestor of E. chlorotica
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based on the model of the e chlorotica life cycle, at which stage is th…
as a pigmented adult
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in the investigation of oxygen dynamics in e. chlorotica cultures, gros…
The oxygen produced in photosynthesis is used in cellular respiration.
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which property would give the green sea slug the capability to incorpor…
They both use the same nucleotides in their DNA.
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which statement best explains how the green sea slug is able to produce…
The slug is able to use the chloroplasts to make glucose molecules that it then uses for cellular respiration.
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which statement correctly classifies atp, cytoplasm, and mitochondria? …
ATP is found in mitochondria, and mitochondria are found in the cytoplasm
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cellular respiration and matter quick check which statement is true? (1…
Cellular respiration takes place in the cytoplasm and mitochondria
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which molecule carries energy inside cells? (1 point) oxygen glucose at…
C. ATP
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cellular respiration and matter quick check what is the definition of c…
the process of using the chemical energy from food and oxygen molecules to power life processes
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which of the following is a reactant of cellular respiration? (1 point)…
Oxygen
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the nerve impulse is an electrical current that travels along dendrites…
True
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the sodium - potassium pump is involved in establishing the resting mem…
True
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why does depolarization occur? multiple choice more k⁺ diffuse into the…
More $Na^+$ diffuse into the cell than $K^+$ diffuse out of it
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during depolarization, which of the following statements about voltage …
Na⁺ gates open before K⁺ gates.
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which of the following statements about the resting membrane potential …
The exterior of the cell has a net positive charge, and the interior has a net negative charge
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place the following structures in the order that an electrical impulse …
1. Dendrites 2. Soma 3. Axon hillock 4. Internode 5. Node of Ranvier 6. Axon terminals 7. Terminal arborization
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jordans cell phone plan includes 5 gigabytes (gb) of data per month and…
A. $C(d)=\begin{cases}79.95&\text{for }0\leq d\leq5\\79.95 + 10(d - 5)&\text{for }d>5\end{cases}$
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place a single word into each sentence to make it correct. 1. an unmyel…
1. length 2. trigger 3. depolarization 4. wave 5. axon
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correctly label the following anatomical features of a neuron. labels d…
- The round central part: Cell Body - Inside the cell body, the darker - colored round part: Nucleus - Inside the nucleus, the small dense part: Nucleolus - The branched structure…
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click and drag each term to the appropriate category to demonstrate whe…
Glycosaminoglycans: Ground Substance Chondroitin: Ground Substance Responsible for the flexibility of bone: Fibers Responsible for the stiffness of cartilage: Ground Substance Col…
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cartilage is best described as which of the following? multiple choice …
B. A relatively stiff connective tissue with a rubbery matrix
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6 click and drag each label to the appropriate category regarding the c…
- Found in dense regular connective tissue: Fibroblast - Component of fluid connective tissue: No appropriate match among given cell types - Secretes the matrix of hyaline cartila…
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topic 2: cell physiology & tissues 15 drag each label into the appropri…
Excitable cells that are cylindrical, branching, or spindle shaped → Muscular Tissue
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describe the four primary tissue types by selecting the correct word fr…
1. brain, excitable 2. epidermis, epithelial 3. Muscular, contraction 4. Connective
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click and drag each cellular component to the appropriate category base…
Membranous Organelles (1/2): Nucleus, Endoplasmic reticulum, Mitochondria Non - membranous Structures/Organelles (2/2): Centrioles, Cytoskeleton, Glycogen granules
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question 3 proteins called transcription factors are involved in ______…
D. the initiation, elongation, and termination stages
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which of the following moves large particles and fluid droplets across …
Vesicular transport
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which membrane transport process consumes atp and uses a carrier? multi…
D. Active
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topic 2: cell physiology & tissues 9 complete each statement by selecti…
1. macrophage 2. pseudopods 3. phagosome 4. phagolysosome 5. lysosome 6. vesicle 7. exocytosis
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explain why scientists use the metric system for scientific measurement…
Scientists use the metric system for scientific measurements because it is based on powers of ten for easy conversions, is a universal standard facilitating international communic…
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match each condition to its effect on diffusion rate by dragging each l…
Increases Rate of Diffusion (1/2): Villi and microvilli in the intestinal epithelium, Decreased cell height, creating a flatter cell, Decreased molecular weight, Increased tempera…
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under her cell phone plan, zendaya pays a flat cost of $42 per month an…
Inequality: $42 + 4x<50$
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what is the definition of a nested function? a cell that is used in two…
a function defined inside of another function
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scientific notation a) a human red blood cell is about 0.000008 meters …
a) $8\times10^{-6}$ b) $9.48\times10^{6}$ c) $0.000705$
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question 30 of 30 how was the political system used by the inca similar…
A. Both civilizations were led by kings with both political and religious authority.
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topic 2: cell physiology & tissues 7 identify whether each method of me…
Passive: Diffusion, Movement down a concentration gradient, Movement of molecules from an area of high concentration to an area of low concentration Active: Movement up a concentr…
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complete each statement explaining the different modes of passive membr…
1. low, high 2. osmotic pressure 3. diffusion 4. semi - permeable
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question 18 of 30 which of the following economic elements best set apa…
A. International trade spread farther than ever before
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7. state 3 ways that carbon can be exchanged through different aspects …
1. Carbon exchange through soil - plant root interactions for nutrient uptake. 2. Carbon release during decomposition of dead organic matter. 3. Carbon release by animals through …
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question 12 of 29 how are the central ideas of hinduism and buddhism al…
D. Both share a belief in reincarnation.
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which of the following questions about the origin of life on earth is m…
C. Was catalytic RNA used by ancient organisms as a stepping stone to acquire protein enzymes?
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chytridiomycosis infection in a frog population proportion of populatio…
B. Infected individuals gradually died out, and genetically resistant individuals became more common. The frog population recovered because of the increased frequency of resistant…
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topic 2: cell physiology & tissues 4 click and drag each label into the…
Plasma Membrane: Made of proteins and lipids, Contains ion channels, Contacts the ECF Cytoplasm: Organelles, ICF, Cytoskeleton (Fibers, tubules)
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topic 2: cell physiology & tissues 3 1.45 points determine from the des…
- Proteins that allow ions to enter and leave the cell: Cell Membrane - The fuzzy coat made of glycolipids and glycoproteins: Cell Membrane - The "powerhouse" of the cell: Cytopla…
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in a genetics experiment on peas, one sample of offspring contained 364…
The probability of getting a green pea is approximately $0.778$. B. Yes, it is reasonably close.
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for following group of questions first study the description of the sit…
D. $\sqrt{0.25}$
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18. all three major types of rna (mrna, trna and rrna) are processed be…
a. pre - RNAs.
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hank is unhappy with some of his work - related responsibilities. for g…
A. Create a routine that alternates where each employee is assigned
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36. the presence of a poly-(a) tail on a rna molecule indicates that a.…
a. there are exons present that must be removed. (This option seems to have a mis - statement as exons are kept in the mature RNA after splicing, but among the given options, it i…
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alopecia is hair loss: a. true b. false a persons hair is tangled, you …
1. a. True 2. a. comb through small sections starting at the hair ends 3. d. All the above 4. a. True 5. a. True 6. a. True 7. a. True 8. a. True 9. a. True 10. a. True 11. a. Tru…
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the genetic predisposition to anxiety disorders can be characterized as…
A. strong to very strong
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30. usually, mrnas containing nonsense mutations are only translated on…
c. nonsense - mediated decay (NMD)
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people with unipolar disorders experience ____; people with bipolar dis…
depression only; alternating periods of depression and mania
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an international plan to eliminate one virus is proposed. the time in y…
$51$
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requirement 1. record each transaction in the journal. key each transac…
| Date | Accounts | Debit | Credit | | ---- | ---- | ---- | ---- | | August 2 | Cash | $69000$ | | | | Common Stock | | $69000$ | | August 3 | Supplies | $500$ | | | | Equipment |…
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question 8 fermentation required glycolysis. a true b false question 9 …
Question 8: A. True Question 9: A. increase sucrose concentration increase fermentation
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question 6 what is the main advantage of aerobic respiration? a it requ…
Question 6: B. It produces a lot more ATP from one glucose molecule Question 7: B. It produces ATP fast in the absence of oxygen
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question 4 which bottle environment is the control? a water in the bott…
Question 4: A. Water in the bottle with no sucrose Question 5: A. It was the control
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assignment content question 1 the sealed water bottle is an ______ envi…
Question 1: B. Anaerobic Question 2: A. Yeast concentration or B. Sucrose concentration (either can be an independent variable depending on the experiment setup)
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28. what is probably responsible for driving the conformational shift t…
B. GTP hydrolysis
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which region is not correctly matched with the person who explored or c…
A. western South America - Ponce de León
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question 14 not yet answer marked out of 1.0 what type of tissue stores…
E. adipose
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marge was continuously getting initial job interviews, but not being as…
A. clarify the problem
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epithelium consists of cells with lots of extracellular material select…
B. False
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select one: a. trachea b. nose c. joints d. external ear e. costal cart…
1. c. joints 2. False
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connective tissue has a basement membrane select one: true false the mo…
False d. external ear
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the three basic elements in connective tissue are: select one or more: …
1. B. ground substance, C. cells, D. fibers 2. True
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ciliated epithelium can be found in the select one: a. esophagus b. sto…
1. c. trachea 2. c. cartilage
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reticular tissue is found in all of the following except: select one: a…
- First question: c. pancreas - Second question: True
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which of the following appears to be a key factor in predicting who is …
The intensity of the traumatic event