Biology

Drag each label to the correct location on the diagram.Identify how a hormone molecule performs its function.formation of mRNAin the nucleussecretion of hormoneby tissueinitiation of DNAreplication becauseof a signal givenby the hormonesynthesis of proteinmolecule by mRNAand tRNAsecretion of proteinby the cellbinding of thehormone moleculewith its receptorof the cell
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Snapdragons with red, normally shaped flowers are mated with plants with white, abnormally shaped flowers. In the F1, all the flowers are pink and have normal shape. The F1 intercross yields the following F2:3/16 red, normal6/16 pink, normal3/16 white, normal2/16 pink, abnormal1/16 red, abnormal1/16 white, abnormala) What are the parental genotypes?b) What are the F2 genotypes and phenotypes?c) What conclusions can be made about the allelic and gene interactions?
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What type of defense is the immune system?Specific or non-specific
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In an experiment, a certain colony of bacteria initially has a population of 50,000. A reading is taken every 2 hours, and at the end of every 2-hour interval, there are 3 times as many bacteria as before. a. Write a recursive definition for A(n), the number of bacteria present at the beginning of the nth time period. b. At the beginning of which interval are there 1,350,000 bacteria present?
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The LPN/LVN cares for a client newly diagnosed with paranoid schizophrenia. The client tells the LPN/LVN, "There are really strange people in the corner of my room laughing at me and saying horrible things." Which of the following responses by the LPN/LVN is MOST appropriate?1. "I don't see anything, and you really have nothing to be ashamed of."2. "I don't hear the voices, but this seems to be frightening you."3. "What are they saying to you?"4. "Sometimes when people are upset, their imagination plays tricks on them."
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How is intelligence measured? Question 11 options: by an IQ test by a Binet Simon test by a Weschler Intelligence test by all of the above
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An organism has a haploid number of 6. How many possible assortments of chromosomes are possible based on the independent assortement of the chromosomes?
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What is likely to occur after a lava flow has destroyed all life in a natural community?climax communityprimary successionsecondary successiongrowth of opportunist speciesHelp plz
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The xylem cells are square, whereas the phloem cells are round. From which part of the stem tissue is wood made? Select one: a. spongy mesophyll b. the cuticle c. old layers of xylem and phloem d. central parenchyma Flat leaves lose water to the environment more readily than pine needles do.
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Consider a diploid cell that contains three pairs of chromosomes designated AA , BB, and CC. Each pair contains a maternal and a paternal member (e.g., Amand Ap, etc.)In mitosis, what chromatid combination(s) will be present during metaphase?1. AmAm2. CpCp3. BpBp4. AmAp5. BmBp6. CmCp
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he _____ is the division of the autonomic nervous system associated with rest, repair, and energy storage. a. parasympathetic nervous system b. sympathetic nervous system c. somatic nervous system d. endocrine system
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In fat synthesis,________and fatty acids combine to make fats plus________. a. glycerol; water b. esters; phosphate c. phosphate; glycerol d. glucose; phosphate e. esters; water
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A researcher designs an experiment to investigate the effect of environmental temperature on the function of an enzyme. For each trial included in the experiment, the researcher will add the enzyme and its substrate to an aqueous buffer solution and then measure the amount of product formed over 20 minutes. Which of the following must remain the same for all trials of this experiment?A. The initial concentration of the substrate B. The final concentration of the product C. The three-dimensional structure of the enzyme D. The temperature of the aqueous buffer solution
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compare the structure of the left atrioventricular valve with that of the aortic valve
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Answer quick please!
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Changing the pH of the binding reaction mixtures can have a dramatic effect on ligand-protein binding. Altering the pH of the reactions between warfarin (which binds to site IIA of HSA via hydrophobic interaction) or ibuprofen (which binds to site IIIa of HSA via an ionic interaction) and HSA is likely to:A. Affect both reactions equallyB. Affect warfarin-HSA binding but not ibuprofen-HSA bindingC. Affect ibuprofen-HSA binding but not warfarin-HSA bindingD. Not affect either interaction
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according to mendals law of dominance,which statement best describes the result of a cross between parents with genotypes Rr and Rr?
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Hypothesis:When the concentration outside the system is greater than the concentration inside the system,Where will solute move?and will water move?
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What siz a chloroplast
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Was the decrease in the frequency of bb individuals between successive generations always the same? Why or why not?
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A human red blood cell has on average a diameter of 7.6 microns (1 micron = 1 m). What is this in nanometers?
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How important is DNA to the cell?
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What are two disadvantages of cephalization?
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The total value of an ecosystem: a. is composed of the direct economic value and the potential pharmaceutical value of an ecosystem. b. includes all of the values embodied by the ecosystem, including future uses and non-use values (such as cultural, symbolic, and aesthetic values) of an ecosystem. c. is the monetary value of all of the beneficial aspects an ecosystem provides. d. is composed of the utilitarian uses and products an ecosystem provides, such as water storage and filtration, even if they are not directly paid for. e. is composed of the direct values an ecosystem provides upon which a price can be placed, such as crops and medicinal plants.
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