Biology Questions

All of the following take place in the nucleus of a eukaryotic cell except tRNA synthesis linkage of an amino acid to its appropriate tRNA molecule DNA replication mRNA synthesis

A mutation in the DNA sequence of a gene that codes for a protein is always harmful to the organism impairing the function of the protein cannot be repaired is a very common occurrence happening in about one out of every 100 nucleotides is only heritable if it occurs in a gamete producing cell

O There are 5 10 20 O 30 amino acids that are used by organisms for protein synthesis

In eukaryotes transcription takes place in the nucleus cell membrane ribosomes O cytoplasm

Which of the following terms apply to the complex lipid shown Interactive 3D display mode H C Check all that apply View Available Hint s phospholipid sphingolipid cerebroside sphingomyelin glycerophospholipid ganglioside phosphatidylcholine OH OH

Some of the lipid groups appear similar but changing a few components significantly alters their biological properties Using the table given in the introduction identify the similarities and differences between glycerophospholipid and sphingomyelin structures Drag the appropriate items to their respective bins View Available Hint s sphingosine glycerol fatty acid phosphate group Glycerophospholipid Sphingomyelin Reset Help amino alcohol Both lipids

lentify the male and female sex hormones Drag the appropriate items to their respective bins Male sex hormones testosterone aldosterone estradiol cholesterol Female sex hormones estrone adrenaline androsterone Not a sex hormone Reset

Drag the appropriate labels to their respective targets View Available Hint s Hydrophobic nonpolar tail Hydrophilic polar head Phospholipid bilayer Carbohydrate Cholesterol Integral membrane protein Peripheral membrane protein

The pigment responsible for the red yellow coloration seen in leaves during the color change in autumn is O phytol O porphyrin O carotenoid O chlorophyll b O chlorophylla

Mutations that inhibit the function of photosystem I but not photosystem II would result in a plant cell that could still generate O produce O2 ATP and NADPH O produce ATP and NADP O produce O 2 ATP and NADP O produce CO 2 and ATP O produce ATP and NADPH

estio After being fed glucose a cell increases its intracellular glucose concentrations by O decreasing glucose breakdown in the cell O increasingglucose synthesis in the cell O increasingmembrane glucose transporters decreasing glucose receptors on the cell O increasingmembrane glucose receptors

C 0 00 0 05 Speed 1x Pelagic Photic Zone 0 200 m O Paused Mid Water Zone 200 1000 m

Record the number of cells in each phase of cycle for a while and click Record data again Repeat this process until you have recorded four sets of results and then find the average number of cells in each phase Trial 1 2 3 4 Avg 2 Analyze Interphase 18296 84 1208 1 20 1 Prophase 1821 8 122 3 2 0 Metaphase Anaphase 529 461 2 2 35 2 29 9 0 6 0 5 Which phase of the cell cycle is longest Explain your answers Telophase 461 2 29 9 0 5 Shortest Cytokinesi S

atoms it possesses Malate 5 x ketoglutarate 5 Acetyl CoA 2 Citrate 6 Question 4 0 5 points Listen Each of the following is a step in the degradation of fatty acids except activation Ohydration thiolysis rectly matched with the number of carbon acylation

Each of the following is a product of the citric acid cycle except ATP acetyl CoA FADH2 CO2

Prokaryotes do not have membrane bound organelles In prokaryotes that carry out aerobic respiration the serves the same purpose as the inner mitochondrial serves the same purpose as the mitochondrial matrix membrane and the ribosomes plasma membrane cytoplasm cell wall Oplasma membrane cytoplasm cytoplasm plasma membrane

During the process of glycolysis which of the following substrates donates electrons to NAD and adds Pi to form 1 3 bisphosphoglycerate O2 phosphoglycerate 3 phosphoglycerate Glyceraldehyde 3 phosphate Glucose 6 phosphate

Aerobic respiration generates up to 12 16 24 38 ATP molecules per glucose molecule

Each of the following is a step in the degradation of fatty acids except O activation Ohydration Othiolysis acylation

Which of the following molecules is incorrectly matched with the number of carb atoms it possesses Malate 5 Ox ketoglutarate 5 Acetyl CoA 2 Citrate 6

300 mb and 200 mb Maps These maps help forecasters identify the jet stream Typi cally 300 mb maps are used during the coolest months and 200 mb maps are used during the warmest months because of seasonal variation in the jet stream height Sometimes 300 and 200 mb maps include shading to identify winds above 60 knots In addition the maximum jet stream winds or jet streaks are often identified with contours 11460 11580 11700 11820 11940 12060 12180 11460 HILLO 12180 11460 HALLO 17 What contour interval is used to show heights on the 200 mb map below 18 Shade areas with winds exceeding 60 knots in Figure 9 17 19 Circle the two regions in Figure 9 17 that have the fastest winds 12060 Figure 9 17 A 200 mb map VIEDO 12060 11460 11580 11706 1820 11940 12060

Protein ANA Chromosome Functional 1 JAVAVA A JAVAVAVAYAL A Nonfunctional 1 www IR B B Which of the four conditions demonstrate Heterozygosity explain Nonfunctional 2 A Which of the four conditions demonstrate Haplo insufficiency explain C Which of the four conditions demonstrate Homozygosity explain www C D Which of the four conditions demonstrate Homozygous recessive explain Nonfunction D

Record the number of cells in each phase of the cell cycle in the table below Then click Play wait for a while and click Record data again Repeat this process until you have recorded four sets of results and then find the average number of cells in each phase Trial 1 2 3 Interphase Prophase Metaphase I Anaphase Telophase Cytokinesi S

Arsenic is a type of cellular poison that inhibits the oxidation of pyruvate to acetyl CoA 1 What part of cellular respiration is affected by arsenic 2 What would you expect to happen to ATP production in someone poisoned with arsenic 1 Glycolysis is affected by arsenic 2 ATP production will be unaffected by arsenic since Glycolysis only produces a small amount of ATP 4 1 The Citric Acid Cycle is affected by arsenic 2 ATP production will increase to critically high levels causing cells to burn out 1 The Electron Transport Chain is affected by arsenic 2 Without Acetyl CoA to power ATP Synthase ATP production will be critically low 1 The Citric Acid cycle is affected by arsenic 2 ATP production will be critically low since cellular respiration will be halted immediately following Glycolysis

Name BOW 55X 600 1036 Lor 1032 024 Ve urstofa slands VEDURSTOFA Precipitation Temperature and Wind Speed SST 75N 7017 60W SOW HOW 30W DAN 1028 1020 1024 1016 1000 1020 1012 1004 996 984 L 988 1020 926 896 988 992 962 1012 Reiknitimi 09 03 2011 00 00 Gildist mi 09 03 2011 18 00 0 0 mm klst 2 0 mm klst 4 0 m klst 6 0 mm klst Isobar Precipitation chart 1 Where is the precipitation in relation to the lows on the map Where might in rain

Describe the significance of biological systems regulating processes

Can you please make a question about Aerobic Respiration and answer it in your own words

Why is aerobic respiration important in the context of cellular metabolism and how does it differ from anaerobic respiration

Based on the two articles below explain why neoclassical economists oppose governm regulations What would be then a right kind of regulation Also does it mean we do any government regulation ligonco 2014 05 12 many regulation

Based on the article and the video below explain why social welfare programs lead workers to letting go of opportunities for more salaries and promotions And what would be the two alternatives that can prevent such perverse incentives and encourage workers to work more

Based on the two articles and the video below explain why neoclassical economists oppose minimum wage laws or any kind of regulation on wages Then what would be a better way workers can get paid more not through an increase in minimum wages according to neoclassical economists imum wage laws they need fre

Sketch a sugar linearly and as a ring Using a different color number your carbons

To evaluate the competence of your bacteria you did a transformation using 0 01 ng of DNA If 1 10 of the transformed cells were plated on the LB agar plate and 350 colonies were observed after an overnight incubation at 37 C what is the competence of your competent cells 3 5x103 colony forming units ug 3 5x104 colony forming units ug 3 5x105 colony forming units ug 3 5x106 colony forming units ug 3 5x108 colony forming units g

5 What chances did Frederick Douglass take Why do you think he took them

4 Identify specific instances of figurative language Douglass uses to describe slavery and freedom and explain what the language helps you understand about Douglass s message

1 Autobiographical texts such as Narrative of Life of Frederick Douglass An American S utilize key details from the author s perspect Identify a strong opinion that Douglass sha

2 Identify details that reveal Douglass s central or main idea in this excerpt from Narrative of the Life of Frederick Douglass An American Slave Explain how the textual evidence supports that central or main idea LO

Identify the joint shown here Copyright by S

FLOT Copyright by SOMS

6000 Identify the joint shown at the tip of the pointer Submit Request Answer LT A61 Pelvic Skeleton Female 38 Scientific

What is this type of joint synarthrosis symphysis synovial joint fibrous joint

Identify the joint shown here Copyraht by SOMS 201

Which of the following statements about the polysaccharide cellulose is incorrect View Available Hint s The human body lacks the enzyme to breakdown the B 1 4 glycosidic link in cellulose Microorganisms breakdown cellulose for some grazing animals by producing an enzyme called cellulase O The glucose monomers in cellulose arrange in a helical conformation O Cellulose is used to build houses and make cardboard

Part A 6000 What type of joint is shown at the tip of the pointer 0 500 LT A51 Pelvic Skeleton Female 30 Scientific

Copyrant by SOMO 2010 www somso com

Copyright by SOMso 2010 www somso co

Identify the highlighted structure 55 58 564 LT VA 16 Life Size Muscle Torso 27 part 38 Scientific

Identify the joint shown here 970 MAR Copyright by SOMSO 2010 www

The highlighted structure contains what type of fluid Submit Request Answer Copyright by SOMSO 2010 www CO

when a single non disjunction event occurs in meiosis Hints 1 If a diploid cell has n pairs of chromosomes how many chromosomes does it have 2 Are gametes diploids or haploids Question 2 P F1 F2 AABB x aabb AaBb x tester 4 5 pts You obtain an F1 dihybrid by crossing the parents AABB x aabb You perform a test cross of the dihybrid AaBb and score the phenotypes of 1 640 progeny Assuming a frequency of recombination of 17 how many of the progeny do you expect to display the recessive phenotype for both the a and b genes Round to nearest integer Hints 1 What is the genotype of the tester line 2 Is the phenotype in question the product of one of the parental chromosomes or a recombinant chromosome 3 Do you need to use the given recombination frequency or the frequency of no recombination 2