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- Question 32 Extra Credit (up to +5 pts): As the bus heads back outside the tree, Ms. Frizzle starts talking about something you passed by on your tour. "I've always been fascinated by this large complex that lives in a membrane. Part of it rotates!" says a delighted Ms. Frizzle. "Can you name this complex, and tell me how it works?" Edit View Insert Format Tools Table 12pt p Paragraph E H 0 pts 0 words #QUESTION 1 Gap junctions are involved in O endocrine none of the other choices O neural paracrine QUESTION 2 Potassium ions enter a cell by active transport, diffusion O diffusion, diffusion active transport, active transport O diffusion, active transport QUESTION 3 O altering transcription signaling. Compared to water-soluble signals, lipid-soluble signals are more likely to produce their effects on the target cell by: activating enzymes at the plasma membrane opening or closing ion channels QUESTION 4 and exit a cell by Opening potassium ion channels in a neuron will lead to the cell interior becoming: less negative, which is hyperpolarization less negative, which is depolarization more negative, which is hyperpolarization O more negative, which is depolarizationQUESTION 16 Which integral membrane protein are responsible for communicating signals from the extracellular matrix and/or basement membrane proteins to the cytoskeleton? A Fibronectin B Adherens junctions C Cadherins D Integrins
- Please help me answer questions Part IV- 1, 3, 4 Thank you, Heres a link to the PDF https://www.cusd80.com/cms/lib/AZ01001175/Centricity/Domain/8922/eofad.pdfQuestion 69 69. Host Defenses. T cytotoxic lymphocytes exhibit all of the following traits EXCEPT: O secrete granzymes which trigger apoptosis/programmed cell death O production of IgE antibodies once activated, secrete perforins which may cause osmotic lysis of infected host cells O bind host cells displaying viral antigenQuestion 4. In an axon, where all of the microtubules are oriented with their minus end facing the cell body, a researcher observes vesicles transporting cargo toward the synaptic terminals. Which type of molecular motor protein do you predict is transporting these vesicles?
- mpletion Status: QUESTION 38 Which of the following plastids does NOT contain stored food material? O A. All of them store food material. O B. leucoplasts OC. amyloplasts O D. chromoplasts QUESTION 39Question 66 When a cell membrane potential shifts from -70mV to -90mV we say the membrane has: O depolarized O repolarized O hyperpolarized O polarized A Moving to another question will save this response. 17 stv MacBook Air DII F2 F3 F4 F5 F6 F7 F8 @ %23 2$ へ 7 8 W R T Y D F C ンU) つ B LE # 3A Moving to another question will save this response. Question 15 Osmosis is the movement of - ----- across a semi-permeable membrane O 1. Solute O 2 Sodium Chloride O 3. Water O 4. None of above > A Moving to another question will save this response. HUAWEI
- Question 23 of 25 Among the given statements, which ones describe the lysosomes? Select the correct response(s): They bud off from the trans face of the rough endoplasmic reticulum. They bud off from the trans face of the Golgi apparatus. They contain enzymes that are activated at physiologic pH. They bud off from the cis face of the Golgi apparatus. They contain enzymes that are activated above the physiologic pH. They contain enzymes that are activated below the physiologic pH. They contain enzymes that are activated below or above the physiologic pH. They bud off from the cis face of the rough endoplasmic reticulum. 23Question 15 Which one of the following statements is FALSE? Oa ADP is often one of the products ofa reaction catalyzed by a protein kinase O Protein phosphatases usually release a phosphoryl group as inorganic phosphate Oc Protein kinases usually add a phosphoryl group from ATP to a Val, Leu, or lle Od An enzyme could be activated or inactivated by a protein kinase AMoving toanother question will save this response.Question 6. List the five steps in cell migration in order: