Biology Questions
The best high school and college tutors are just a click away, 24×7! Pick a subject, ask a question, and get a detailed, handwritten solution personalized for you in minutes. We cover Math, Physics, Chemistry & Biology.
Biology
The Living WorldIn DNA replication the leading strand of DNA forming strand called the lagging strand while the other newly is synthesized in a series of short discontinuous fragments the new DNA is synthesized as a continuous chain does not require an RNA primer an RNA primer is required is synthesized as a continuous chain the new DNA is formed in a series of short discontinuous fragments is synthesized in the 3 5 direction the new DNA is synthesized in the 5 3 direction
Biology
Ecology - Generalmore than one protein one product that is alternatively spliced exclusively eukaryotic proteins multiple cis elements
Biology
BiomoleculesWhen one portion of a chromosome becomes physically part of another chromosome the type of mutation is referred to as a duplication an inversion O a translocation onsense mutation
Biology
Biomoleculeswhich can cause a number of human diseases such as fragile X syndrome Opyrimidine dimer addition the re replication of highly repetitive DNA sequences deletion of large sections of DNA tautomeric shift
Biology
The Living WorldWhich of the following statements best describes the termination of transcription in bacteria RNA polymerase transcribes through an intron which causes the polymerase to let go of the transcript RNA polymerase transcribes through the terminator sequence causing the polymerase to separate from the DNA and release the transcript Once transcription has initiated RNA polymerase transcribes until it reaches the end of the chromosome ORNA polymerase transcribes an RNA that cleaves the pre mRNA
Biology
The Living WorldAn example of nucleic acid hybridization techniques Protein quantification O Fractionation Gel electrophoresis
Biology
The Living WorldNuclear export signals NES are recognized by Nucleoporins Importin O Exportin
Biology
BiomoleculesWhich of the following patterns of information flow is unique to retroviruses within a cell RNA protein Protein DNA DNA RNA RNA DNA Protein DNA RNA Protein
Biology
The Living WorldWhich of the following structures contains the receptor protein importin Nucleolus Nucleus Chloroplast Mitochondrion
Biology
The Living WorldDuring initiation of translation in both eukaryotes and prokaryotes the binds before the elongation factor tRNA small ribosomal subunit large ribosomal subunit large ribosomal subunit small ribosomal subunit elongation factor mRNA
Biology
Plant Physiology - RespirationCellular Respiration 1 Define oxidation and reduction 2 Describe the cellular regions where glycolysis the Krebs cycle Citric acid cycle and the electron transport chain occur 3 Describe how the carbon skeleton of glucose changes as it proceeds through glycolysis In general what happens to a glucose molecule as is proceeds through glycolysis 4 Describe where pyruvate is oxidized to acetyl CoA what molecules are produced and how this process links glycolysis to the Krebs cycle Citric acid cycle 5 Describe the role of NAD and the electron transport chain during respiration 6 Explain how the energetically favorable slide of electrons down the electron transport chain is coupled to the energetically unfavorable production of ATP by chemiosmosis 7 Describe the process of chemiosmosis 8 Summarize the net ATP yield both direct and indirect from the oxidation of one glucose molecule be sure to include the different stages of cellular respiration 9 Explain why fermentation is necessary 10 Compare the fate of pyruvate in alcohol fermentation and lactic acid fermentation 11 Compare the processes of fermentation and cellular respiration 12 Describe how food molecules other than glucose can be oxidized to make ATP what molecules and where do they enter the pathway
Biology
Plant KingdomI have stems and roots but I don t produce any seeds What plant Phyla am I O Bryophytes Angiosperms Spermatophytes Gymnosperms Pterophytes
Biology
Ecology - GeneralDNA polymerase III can only extend the new strand from the 5 to the 3 end What does this mean Mark all that apply The RNA primer provides the 5 carbon for DNA polymerase III to continue with the addition of complementary bases The DNA polymerase III reads the complementary strand and adds from carbon 5 to carbon 3 on the deoxyribose sugar The RNA primer provides the 3 carbon for DNA polymerase III to continue with the addition of complementary bases
Biology
BiomoleculesWhat is the difference between bacterial and eukaryotic DNA replication in terms of the number of origins of replication O Eukaryotic cells have multiple origins of replication and bacterial cells have only one O Eukaryotic cells have one origin of replication and bacterial cells have multiple Both types of cells have the same number of origins of replication
Biology
BiomoleculesUse your genetic code to provide the following answers Start codon Stop codon CCA Anticodon UUU Choose Choose Proline UAG Phenylalanine UGG Lysine
Biology
The Living WorldUse your DNA replication diagram to answer the following Leading strand Lagging strand Okazaki segments Ligase Helicase old template TCGACC Choose Choose Discontinuous synthesis Binds adjacent nucleotides Breaks hydrogen bonds to open the double strand new strand AGCTGG Formed on lagging strand Breaks phosphodiester bonds to open the double strand Continuous synthesis new strand AGCUGG Choose
Biology
BiomoleculesChoose the correct names for labels A name Select Select Select V Methionine Select C name Select E name Select A Annualuu la arunounceme Asparagine D B B name D name and F name
Biology
Cell: The Unit of LifeAt what point of translation is the amino acid chain formed by amino acid binding through peptide bonds Initiation O Elongation O Termination O Mutation
Biology
Principles of Inheritance & Variation (Genetics)Complete the table that compares DNA and RNA Telomeres present Carbon 2 has a Involved in translation Table differentiates DNA and RNA Select Select Select DNA Answer 1 Answer 3 Answer 5 Select Select V Select RNA Answer 2 Answer 4 Answer 6
Biology
Anatomy of Flowering Plantsone before during or after completing it nd luck Question 2 One of the differences between DNA and RNA is the following DNA contains Uracil and RNA contains Thymine DNA contains coding and noncoding genes RNA has the coding gene DNA leaves the nucleus of a eukaryotic cell and RNA doesn t
Biology
Biotechnology & its Applications10 Discuss the limitations of enacting fiscal policy during a recession
Biology
Biotechnology & its Applications4 Explain why the short run aggregate supply curve is upward sloping
Biology
Biotechnology & its Applications5 List the determinants of aggregate supply and explain how changes in these determinants affect the aggregate supply curve
Biology
The Living World7 Discuss how the economy adjusts back to equilibrium in response to changes in AD and AS in both the short and long run i e a negative positive shock on AD and a negative positive shock on AS
Biology
Human Physiology - Neural Control & CoordinationWhat is a recombinant or transgenic organism human cell DNA nucleus F O plasmid insulin gene recombinant DNA transgenic bacterium with plasmid containing insulin gene The ability for bacteria to secrete human insulin Recombinant bacteria gain ability to secrete human insulin O No answer text provided insulin An organism s DNA has been inserted into the DNA sequence of a different species An organism unicellular or multicellular that has received recombinant DNA
Biology
Biotechnology: Principles and ProcessesMatch the testing method to the purpose Agarose gel electrophoresis Choose RFLP Microarray Technology Polyacrylamide gel electrophoresis PCR Southern Blot Northern Blot Choose Choose Choose Choose Choose Choose
Biology
Biotechnology & its ApplicationsWhat is recombinant DNA O plasmid human cell DNA nucleus insulin gene O recombinant DNA transgenic bacterium with plasmid containing insulin gene insulin Recombinant bacteria gain ability to secrete human insulin It is DNA that contains sequences from a single species It is DNA that contains sequences from two different species It is the process of replicating DNA segments using a bacterial enzyme It is the process of separating bacterial and human DNA strands using a gel
Biology
Cell: The Unit of LifeWhat is the correct order in which a protein is transported through the endebrance system
Biology
Human Physiology - General4 Can you please make one question about endomemrance system and protein string
Biology
Molecular Basis of Inheritance3 Describe in what way are changing gene expression affects overall protein levels in the cell and what processes in the expression of genes eventually influence the amounts of proteins
Biology
Biotechnology & its Applications2 How do cells in different tissues with the same genome differ in terms of gene expression and what are the research applications related to these differences
Biology
Biotechnology: Principles and Processes1 How do cells differentiate from each other from the same genome code
Biology
Ecology - Organisms & PopulationKin Selection is the idea that O cooperation is limited to potential mates O mating with related individuals will be selected against Okin fruits are more colorful and thus color vision was naturally selected for O relatives and kin will be treated preferentially thus potentially helping to pass on shared genes
Biology
Human Physiology - GeneralPrimates can communicate via Mark all that apply telepathy Ogrooming one another alarm calls O gestures Ovolcalizations
Biology
Ecology - GeneralPrimates tend to Mark all that apply have larger brains for their body size than other mammals be arboreal eat mostly meat and animal protein have long childhoods live in groups O give birth to multiples litters
Biology
Human Physiology - GeneralPrimate Cladogram review All modern primates have O bilophodont molars and tails Oa 2 1 2 3 dental formula O a tooth comb for grooming some boney protection around the eye at least a post orbital bar or a full post or
Biology
Ecology - Biodiversity & ConservationA chimpanzee a human a gibbon and old world monkeys all share O a 2 1 2 3 dental formula O tails O large body sizes O 5 cusps on their lower second molars