Biology question and answers for June 16, 2024
- Q Over the past 500 million years there have be en mass extinctions and each time at least species on Earth became extinct O twelve 96 O two 25 O seven...
- Q f all of Earth s history were compressed into 24 hours would first appear less than 10 minutes ago Land plants Animals Paleozoic Multicellular eukaryotes Single celled eukaryotes Meso zoic...
- Q Miller was the first to show that Sparks simulating lightning Water vapor 1 H O 2015 Pearson Education inc Sea O the earliest forms of life were photosynthetic O eukaryotic...
- Q In Eukaryotes transcription begings with the binding of TFIIB TFIIC TFIID TEUA www to the promoter
- Q Which of the following statements correctly describes alternative RNA splicing It can allow the production of different protein products from a single mRNA It is a mechanism that can decrease...
- Q Which of the following is a function of a poly A tail in mRNA It helps protect the mRNA from degradation by hydrolytic enzymes It indicates the site of translational...
- Q A eukaryotic mutation upstream of a particular gene has been identified that changes the sequence of the TATA box to GATA How would you predict that this mutation would affect...
- Q Listen Which of the following statements correctly compares transcription in prokaryotes and eukaryotes RNA polymerase in both prokaryotes and eukaryotes produce the only mRNAs Both eukaryotes and prokaryotes recognize a...
- Q In eukaryotes there are several different types of RNA polymerase Which type is involved in transcription of mRNA known as pre mRNA ligase RNA polymerase III RNA polymerase I RNA...
- Q Which of the following processes only occurs in eukaryotic gene expression RNA polymerase binds to the promoter A poly A tail is added to the 3 end of an mRNA...
- Q A particular triplet of bases in the template strand of DNA is 5 AGT 3 The corresponding codon for the mRNA transcribed is 3 UGA 5 5 TCA 3 3...
- Q The codon for phenylalanine is UUU Which of the following codons also most likely encodes for phenylalanine AUC AAA UUC CUC
- Q Represented below is part of the sequence of amino acids in a polypeptide Pro Thr Gln Lys Asn Ser Which of the following sequences of DNA could be used as...
- Q Question 1 O O There are 5 10 20 amino acids that are used by organisms for protein synthesis 0 5 pt
- Q Components O Brown tube Phusion HF buffer Blue tube TPS Green tube RNA forward Pink tube RNA reverse Yellow tube A template Clear tube usion DNA polymerase tal volume of...
- Q 1 Rita has watched as her mom has been diagnosed with two different types of cancer and type 2 diabetes Her mom hasn t eaten well her entire life and...
- Q Comparison of your contig DNA sequence to the Wt sequence of the T7 RNA polymerase NCBI Gene ID 1261050 Provide a copy of the nucleotidenucleotide alignment of your two sequences...
- Q Comparison of your contig DNA sequence to the Wt sequence of the T7 RNA polymerase NCBI Gene ID 1261050 Provide a copy of the nucleotidenucleotide alignment of your two sequences...
- Q Comparison of your contig DNA sequence to the Wt sequence of the T7 RNA polymerase NCBI Gene ID 1261050 Provide a copy of the nucleotidenucleotide alignment of your two sequences...
- Q Why is it necessary to have separate pathways for breaking down glucose and synthesizing glucose View Available Hint s The overall reaction pathway needs to be exergonic making it irreversible...
- Q Comparison of your contig DNA sequence to the Wt sequence of the T7 RNA polymerase NCBI Gene ID 1261050 Provide a copy of the nucleotidenucleotide alignment of your two sequences...
- Q Comparison of your contig DNA sequence to the Wt sequence of the T7 RNA polymerase NCBI Gene ID 1261050 Provide a copy of the nucleotidenucleotide alignment of your two sequences...
- Q Where do axons that travel through the posterior root ganglion terminate in the posterior columns O in the anterior horn O in the anterior columns in the posterior horn
- Q Looking at figure 13 12 which type of mechanoreceptor is found in the dermal papilla Ofree nerve endings O Merkel cell fibers O tactile corpuscles Ruffini endings
- Q According to figure 13 11 open mechanically gated channels allow which type of ion to enter the neuron O potassium O sodium O chloride O calcium
- Q Match the type of information with the fibers that carry it You stub your toe and feel pain 3000 You realize that you need to pee You scratch your head...
- Q 37 The image could NOT have been obtained from what type of cells XXXX XX XX X 71 31 28 I SI I IR n AR O Muscle O Egg...
- Q An area of skin that is innervated by a single cranial or spinal nerve is called a n O somite O dermatome O neuropathy receptive field
- Q Match the type of stimulus with the its receptor light carbon dioxide levels touch temperature pain 1 mechanoreceptor 2 thermoreceptor 3 chemoreceptor 4 photoreceptor 5 nociceptor
- Q What type of receptor sends your brain information about the position of a joint or body part proprioceptors nociceptors thermoreceptors rs
- Q The posterior root ganglion contains cell bodies of neurons 111 O pseudounipolar motor O multipolar motor multipolar sensory
- Q Identify the two structures that contain mechanoreceptors within muscles and tendons that collect proprioception information Golgi tendon organs muscle spindles Pacinian corpuscles extrafusal muscle fibers
- Q Which nerve innervates both the quadriceps muscle group and the skin over the patella the tibial nerve the sciatic nerve the femoral nerve
- Q Spinal nerve plexuses are formed out of O anterior roots O anterior rami O posterior roots O posterior rami
- Q Which nerve innervates the diaphragm Othe phrenic nerve O the vagus nerve O the musculocutaneous nerve the sciatic nerve
- Q Which cranial nerve sends fibers through the ethmoid bone OI olfactory OII optic III oculomotor VII facial
- Q A network of spinal nerves is a nerve O plexus O triad O system O division
- Q Which cranial nerve is the longest O II optic OV trigeminal O VII facial vagus
- Q A fascicle of axons is covered by O endoneurium O perineurium
- Q Most nerves fall into this category O motor O sensory mixed
- Q 19 The image to the below illustrates O interphase O All of the above O Metaphase Cytokinesis n
- Q Which division of the peripheral nervous system is also known as the Autonomic Nervous System somatic sensory division O visceral sensory division Osomatic motor division visceral motor division
- Q After pyruvate is formed it must either be converted to another molecule to enter the citric acid cycle and ultimately produce ATP by utilizing the electron transport chain or go...
- Q Identify each of the following reactions as an isomerization phosphorylation or phosphate transfer Drag the appropriate items to their respective bins View Available Hint s Isomerization glucose 6 phosphate fructose...
- Q Sort the following enzymes according to whether they are used in glycolysis gluconeogenesis or both Drag each item to the appropriate bin View Available Hint s Glycolysis only pyruvate carboxylase...
- Q What kind of chemical reactions does it involve Ouncatalyzed oxidation Ouncatalyzed hydrolysis enzyme catalyzed hydrolysis enzyme catalyzed oxidation
- Q Where does digestion occur in the body Check all that apply in the stomach in the dodecadactylon in the small intestine in the liver in the large intestine in the...
- Q For each one of the eukaryotic organelles structures we discussed in class provid description its function and WHY it is important fo the cell 1 Nucleus 2 Ribosomes both free...
- Q Which molecule would you predict would inhibit phosphoglycerate mutase O phosphoenolpyruvate O Glyceraldehyde 3 phosphate O NAD O Glucose
- Q 19 16pts Write out the chemical names chemical structures major reactants and products and enzymes used during glycolysis as 1 molecule of glucose 6 phosphate is converted to 2 molecules...
- Q What effect would you predict an inhibitor of pyruvate kinase would have on hemoglobin Hb O binding A loss of Hb cooperativity an increase in PEP decreases the expression of...
- Q 20 7pts What is the limiting reagent during glycolysis under anaerobic conditions Describe the pathway by which this reagent is replenished under anaerobic conditions in yeast Provide the chemical structure...
- Q As pyruvate is converted to ethanol the following statement is true pyruvate is reduced to ethanol and NAD is oxidized to NADH pyruvate is oxidized to ethanol and NADH is...
- Q 16 6pts Write out the reactants products and enzyme names for the reactions that release free glucose from glycogen
- Q Which statement is the most true O triose phosphate isomerase is not used during gluconeogenesis in humans lactate lactic acid is formed as part of a reaction to regenerate NAD...
- Q Which enzyme below is not a primary component of gluconeogenesis O Pyruvate kinase GAP dehydrogenase Glucose 6 phosphatase
- Q Which of the following is not a net reactant or product of glycolysis oxygen O NAD O ATP O ADP
- Q Which statement is most FALSE O In yeast pyruvate is reduced to ethanol resulting in the conversion of NADH to NAD Glycolysis is an anaerobic process and does not require...
- Q Which type of biomolecule is known for providing cell cell recognition functions glycoproteins proteoglycans peptidoglycans O nucleic acids
- Q Which family of enzymes would likely catalyze the reaction shown below HO OH O phosphatase O mutase dehydrogenase carboxylase kinase NAD H O NADH H u EC 1 2 1...
- Q Question 4 The double helical structure of the DNA is antiparallel What does that mean Both strands of the DNA molecule end on the same carbon of the deoxyribose sugar...
- Q Match each of the following functions with the the graph that best describes the situat a The cost of building a house as a function of its square footage b...
- Q What is the total energy cost associated with the compound below adopting the shown conformation 3 8 kJ mol 11 kJ mol O 14 kJ mol 16 kJ mol 18...
- Q son com courseld 12333612 key 13712161221816286609312023 Correctly identify the steps indicated in this diagram for genetic analysis of sorted cell populations Drag the appropriate labels to their respective targets Perform...
- Q What is the IUPAC name of the following compound A Obicyclo 6 5 4 undecane Obicyclo 4 3 2 nonane O 4 3 2 bicyclononane O 2 3 4 bicycloundecane...
- Q 3 Consider the diagram below that depicts a transcription bubble Which letter s could represent proper transcripts 3 5 W Y X Z 5 m
- Q 1 For RNA transcription the nontemplate strand reads 5 ACTGGTTCA What will be the sequence of the resulting transcript for this portion 2 The template strand reads 5 TCATTGCAA what...
- Q 17 9pts Carbohydrate chemistry a Draw glucose in its cyclic form b Draw two glucose molecules linked together with the primary linkage foun cellulose
- Q 16 6pts Write out the reactants products and enzyme names for the reactions that release free glucose from glycogen
- Q 1 Yasmine has made a long term goal to make healthier food choices To help make her nutritional choices easier she is making a menu plan for the entire week...
- Q 1 How do subcellular components and organelles interact and contribute to the function of the cell a mitochondria b chloroplasts c The ER d vacuoles e lysosomes How do each...
- Q Which family of enzymes would likely catalyze the reaction shown below HO OH carboxylase mutase O dehydrogenase O phosphatase O kinase NAD H O NADH H EC 1 2 1...
- Q 1 What are some examples of structural modifications of cells that increase surface area a what would happen to intestinal cells lost the ability to fold 2 How does the...
- Q Depth m 1 000 2 000 A chemist is studying dissolved gases in the ocean She graphs her data as shown below 3 000 4 4 000 Lessons 0 1...
- Q Match the term with the appropriate defininition example The form of cell replication that takes place with bacteria This process typically occurs with the formation of rings made of FtsZ...
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