Biology

Which trait have we inherited from our distant ancestors to our detriment in the contemporary environment we inhabit?
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A protein is made and inserted into the membrane of the rough endoplasmic reticulum. A binding site that is present in this protein is aligned so that it faces the lumen of the ER. If this protein is then moved to other endomembranes, at which surface of the membranes given below is this binding site unlikely to be found? A. the internal face of the Golgi apparatus membranes B. the internal face of a lysosome membrane C. facing the intermembrane space of the nuclear envelope membranes D.the lumen face of a vesicle just derived from the Golgi apparatus E. the cytosolic face of the plasma membrane
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How is water used in homes, industry, and agriculture ?
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Inflammation can be either local or systemic. What are the most prominent systemic manifestations of inflammation?
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A model of cell division is shown here. A student evaluates the model and makes the claim that the cell division increases genetic variation in the daughter cells. Which evidence from the model supports the student's claim?
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atomic structure tga pdf
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Which group could the plant belong to? Check all that apply.A. BryophytesB. PteridophytesC. GymnospermsD. AngiospermsE. MonocotsF. Dicots
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What would you expect the F1 generation flies to look like if two scarletmutants were crossed with each other?
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In _______________, brain cells are stimulated using a powerful magnetic field produced by a wire coil placed on a person's head that temporarily inactivates neural circuits.
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Does the ability of a Mycobacterium tuberculosis cell to infect a new host depend on its drug-resistant phenotype? 1. Yes, drug-resistant cells can infect a new host more easily than drug-susceptible cells. 2. No, drug-susceptible cells and drug-resistant cells are equally likely to infect a new host. 3. Yes, drug-susceptible cells can infect a new host more easily than drug-resistant cells.
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Which of the following terms refers to the exactness of a measurement?
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Finding it so directly on the threshold of our narrative, which is now about to issue from that inauspicious portal, we could hardly do otherwise than pluck one of its flowers and present it to the reader. What is the meaning of the word "inauspicious"? A.unremarkable, B. forgettable unintelligent, C.not educated unimpressive, D.poorly built unfavorable, E.boding ill
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Each of two parents has the genotype , which consists of the pair of alleles that determine , and each parent contributes one of those alleles to a child. Assume that if the child has at least one allele, that color will dominate and the child'swill be .
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Need help ASAPWhat are the key components of the CRISPR-Cas9 system that are activated (set into motion) when a virus invades a bacterium?
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Question 161 ptsDescribe one of the extinction events in our geologic history. In your description,describe what type of life forms were wiped out and the most accepted theory of thecause.
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For which one of the following observations were both Lamarck's hypothesis and Darwin's hypothesis in complete agreement?a. More complex species are descended from less complex species. b. Gradual evolutionary change explains why organisms are well-suited to their environments. c. Acquired characteristics are inherited. d. Use and disuse of organs determines their size in progeny.
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Which of the following do waves transfer1- Matter2- Energy3- Matter and Energy4- the medium
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________ is fat soluble, produced in the skin on exposure to UV radiation, and necessary for normal bone growth and function.
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1.In humans, oxygen enters the bloodstream from the. (1) diaphragm(3) trachea(2) air sacs(4) nasal cavity
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Does homeostasis occur in viruses?
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Which of these lists reflects the order in which cell organelles participate in the overall process that produces and transports many kinds of protein though the cell? O Golgi apparatus, vesicles, ribosomes bound to rough endoplasmic reticulum, vesicles O ribosomes bound to rough endoplasmic reticulum, vesicles, Golgi apparatus, vesicles O Golgi apparatus, vesicles, ribosomes bound to rough endoplasmic reticulum O vesicles, Golgi apparatus, ribosomes bound to rough endoplasmic reticulum
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In the first analysis all of the F1 flies from the students crosses have the identical phenotype with respect to body color and wing shape but the F2 flies have four different phenotypes describe how fetilization contributes to this genetic variability?
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What are the "rules" for how muscles produce movements depending on which side (anterior, lateral, etc) of a joint they cross?
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In which stage of development does the child undergo astoundingly rapid change, and increase some 20 times in size, including dramatic changes in proportion and weight?
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