Biology Questions

What would happen to a cell if its mitochondria stopped working? And why would it happen!?
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How does a catalyst work? using these options...A. by increasing the temp. of a chemical reactionB. by decreasing the pressure of a chemical reactionC. by increasing the concentration of reactants in a reactionD. by decreasing the activation energy of a reaction
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Without ribosomes, a cell would not produce
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Is reproduction important to the survival of an individual? Why would you say that living things reproduce if some individual living things may not reproduce?
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What is it called when loose rock debris is carried downslope by a river? A: downcutting B: headward erosion C: removal of regolith D: stream piracy
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Complete the sentence Yo___ de Asuncion a. venir b.vienes c.vengo d.venis
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An offspring will have both the traits of the mother and father. Why?___________
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A pH of 12 indicates a(n) _____.
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During eukaryotic transcription,an RNA molecule is formed that is?A. complementary to both strands of DNAB. identical to an entire single strand of DNAC. double stranded and inside the nucleusD. complamentary to part of one strand of DNA
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Which of the following is not true concerning the flow of energy through an ecosystem?
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A forest ecosystem can support a limited number of bears. This is because A)bears hibernate during the winter. B)the base of the food chain is seasonal. C)available energy is lost from one trophic level to the next. D)light that supports photosynthesis is limited during certain times of the year.
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if beavers built a dam on a stream,the kinds of plants and animals that lived around the stream would not be affected? true or false
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Identify four types of pyroclastic material and the characteristics of each type of material?
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Your three blood cell types have different sizes, shapes, and functions. Yet they all started out alike. Within each cell of your body there are ___________, which give the instructions for cell processes. These instructions include the differentiation of your blood cells. A) centromeres B) chromosomes C) karyotypes D) mitochondria
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The _____ is critical in the cell cycle because it indicates the cell is ready for division. G0 phase G1 phase G2 phase S phase.
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Given the mRNA sequence GGU-GCU-CCU-AUU, what would be the sequence of tRNA anticodons?
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How does weathering, erosion, and deposition work together to form a delta?
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Which does not occur during translation? tRNA pairs with complementary mRNA. A peptide bond is created between amino acids. DNA is transcribed into a complementary strand of mRNA. A chain of amino acids, linked by peptide bonds, is formed..
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