Biological Classification Questions and Answers

Can you please answer two question about how the endoplasmic reticulum and ribosomes contribute to the synthesis and processing of proteins within a cell

Why is the correlation between endoplasmic reticulum and golgi apparatus important and could we survive without either one of them

What do antibiotics of the penicillin family do to bacteria Cell wall B lactams penicillins cephalosporins monobactams carbapenems Glycopeptides vancomycin Bacitracin DNA synthesis Fluoroquinolones ciprofloxacin levofloxacin moxifloxacin RNA synthesis Rifamycins rifampin Source OpenStax Microbiology B They stop synthesis of the cell wall They stop protein synthesis They cause break down of DNA They inhibit RNA synthesis 31 Plasma membrane Polymyxins polymyxin B colistin Lipopeptide daptomycin cytoplasm 3 000 Ribosomes 30S subunit aminoglycosides tetracyclines 50S subunit macrolides lincosamides chloramphenicol oxazolidinones Metabolic pathways Folic acid synthesis sulfonamides sulfones trimethoprim Mycolic acid synthesis izoniazid

List of 20 Unknown Bacterial Possibili 1 Alcaligenes faecalis 2 Bacillus cereus 3 Bacillus subtilis 4 Citrobacter freundii 5 Corynebacterium xerosis 6 Enterobacter aerogenes 7 Enterococcus faecalis 8 Escherichia coli 9 Klebsiella pneumoniae 10 Micrococcus luteus 11 Micrococcus roseus 12 Mycobacterium smegmatis 13 Proteus mirabilis 14 Proteus vulgaris 15 Pseudomonas aeruginosa 16 Pseudomonas alcaligenes 17 Pseudomonas fluorescens 25

Consider the female cone of a pine tree They are typically woody and laden with spikes on each scale megasporophyll Female cones progress through several stages starting out closed and green maturing and producing ovules on the scales megasporophylls which will mature and produce eggs 26 Insert a picture of various types of female conifer cones Label a scale megasporophyll Be sure to include a figure title and notes Longleaf Pine Slash Pine Loblolly Pine Shortleaf Pine Female cones vary greatly in size and shape between species Pinyon Pine

86 For theorists Karl Marx and Friedrich Engels the most important class distinction in capitalist societies was between the proletariat and the bourgeoisie the capitalists and the bourgeoisie the proletariat and the serfs the serfs and the bourgeoisie a b C d

What is a recognition feature for both of the plant phyla indicated du Filicinophyta Angiospermophyta A B C D S Produce seeds Produce spores No vascular tissue Vascular tissue Produce seeds Produce flowers Vascular tissue Produce spores

What are the roles of introns and exons and why is alternative splicing an important mechanism for these processes

Two gametes combine during fertilization to form the Zygote restoring the Diploid Haploid O Haploid Diploid stage

All the offspring of a cross between a RED flowered plant and a WHITE flowered plant have PINK flowers blending of traits intermediate phenotype This is an example of what type of inheritance dominant codominance incomplete dominance recessive

The genetic makeup of a trait is called whereas the observable expression of a trait is Phenotype genotype

Discuss the external cellular features that contribute to the success of prokaryotes Edit View Insert Format Tools Table

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 Obicyclo 4 3 2 undecane

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 of those structures enable the cell to be more efficient to perform chemical reactions store materials 2 What are structural features of a cell that allow organisms to capture store and energy a chloroplasts what are the components of a chloroplast and what do each do b mitochondria what are the components of a mitochondria and what do each do

What are genetic mutations and how can they impact an individual s health and the evolution of a population Provide examples of different types of genetic mutations and their potential consequences

2 How do we categorize the types of mutations that occur in the DNA

Identify pollutants that contaminate water ecosystem

ne coll bacteria is suspended in water which has a viscosity of r 0 8 x 10 N s m and a density of 1000 kg m Assuming the water is absolutely still no net velocity the bacteria will fall downward unde he influence of gravity Assuming the bacteria has a mass of 680 femtograms 1 femtogram 10 18 kg and a diameter of 0 25 um what is the absolute magnitude of the terminal velocity of this bacteria in water Ignore buoyancy for the purposes of this problem Submit Answer Tries 0 99 What is the absolute magnitude of the terminal velocity for this bacteria if it were falling through air 1 989 x 10 Nes m and a density of 1 2 kg m Submit Answer Tries 0 99 How important is the force of gravity to the motion of bacteria through air compared to the force exerted by the motion of the air itself In other words consider the terminal velocity of the bacteria and compan o your estimate of the speed with which air moves in a typical room The force of gravity completely dominates the forces acting on the bacteria i e the motion of air can be ignored The motion of air completely dominates the forces acting on the bacteria i e gravity can be ignored Tod

The ratio of the amount of DNA present in a Meiotic Prophase I cell to that in a Meiotic Telophase II cell is 4 1 3 1 2 1 none of the choices is correct

What is the response when baking soda is place in vinegar O There is a chemical reaction and the solution turns black O A chemical reaction occurs and bubbling is noted O The baking soda merely sinks to the bottom

Biodata items usually call for factual data however items that tap attitudes feelings and value judgments are sometimes included True False

Are fungi and protists eukaryotes or prokaryotes

Plants have almost all the parts that animal cells do AND they have O Chloroplast o Cell wall o Vacuole Plants don t have cilia or flagella Animals do Paramecium Pellicle Food Vacuole Contractile Vacuole Cilia Large Nucleus Oral Groove Why is paramecium difficult to classify as either animal or plant I

STRUCTURE OF A EUGLENA Cytoplasm Membrane Nucleus Chloroplast Buzzle com Stigma eyespot Nucleolus Flagellum Contractile Vacuole Photoreceptor Why is this euglena difficult to classify as either animal or plant

ving figure shows the structures involved in attachment of HIV to a host cell The protein gp120 is represented by the number CCR5 is indicated by and CD4 by Viral membrane 3 2 m Cell membrane a 1 2 3 b 5 3 4 5 Receptor induced conformational change Viral and host membranes fuse Fusion peptides contract

pH 8 0 10 5 pH 3 5 6 8 pH 2 5 3 5 OpH 0 2 9 Pobe What is its optimal growth pH

Which of the following are halotolerant bacteria Micrococci spp Bacillus cereus Staphylococcus aureus

Which of the following names applies to microbes living at temperatures below 0 degrees and up to 15 degrees Celsius O Psychrotrophs O Mesophiles OPsychrophiles Themophiles

When going from DNA to protein an incorrect amino acid is assembled from the RNA transcript What step is this happening in Replication O Transcription O Translation O Alternative splicing Question 4 20 pts Geneticists have found that a particular in th OND

Define biology

9 Identify the components of the scientific method the systemic approach to science

3 Characterize the hierarchical organization of living systems cellular level organismal level and population level

Describe the seven characteristics of living systems I

Fill in the table below Eukaryotes Prokaryotes

If a person with blood type A and a person with blood type B have a child what are the possible blood types that child could have Only type AB is possible Types A and B are possible Types A B AB and O are possible Types A B and AB are possible

uestion 1 8 points Save Answer Determine if each of these organisms is either a heterotroph or an autotroph You will have to use the internet as a resource as scientific names are provided to you Culex tarsalis A Heterotroph Chlorophytum comosum B Autotroph Eptesicus fuscus Andropogon gerardi Lumbricus terrestris Tridacna gigas

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

Which substance directly preserves the proton gradient by accepting hydrogen after mitochondrial ATP synthase has made ATP FADH O NAD O carbon dioxide cytochromes oxygen

DNP makes the cristae permeable to hydrogen ions O True O False

Claim Evidence Reasoning Hypothesis Extra carbon dioxide in the atmosphere is due to human pollution

1 How might people that go onto a low carbohydrate diet feel when they first start Why would they feel this way 2 Which three elements make up carbohydrates 3 pts 3 Is lactose a monosaccharide a disaccharide or a polysaccharide 4 If a reaction is forming a glycosidic bond is it a dehydration synthesis reaction or a hydrolysis reaction 5 Where do ketoses have their carbonyl group 6 What carbohydrate monomer do you get if you do a dehydration synthesis with two glucose molecules 7 What carbohydrate molecules do you get if you do a hydrolysis reaction with table sugar

Term Missouri Compromise Manifest Destiny Kansas Nebra ska Act Bleeding Kansas Popular Visual Illustration Definition A

How is glycolysis affected by citrate from the citric acid cycle

Why is the citric acid cycle important and how is it regulated

During generation of the proton gradient in the ETC the protons move from the the through the transporters inner membrane matrix intermembrane space martix matrix inner membrane matrix intermembrane space none of the choices are correct to

The presence of cholesterol in the plasma membranes of some animals O enables the membrane to stay fluid more easily when cell temperature drops makes the membrane less flexible allowing it to sustain greater pressure from within the cell O Makes the animal more susceptible to circulatory disorders No answer text provided

Question 5 Which meiotic process results in the Law of Segregation ooo Homologous chromosomes separate into different gametes during Meiosis I O Homologous chromosomes undergoing crossing over during Meiosis I 0 Non homologous chromosomes segregating into different daughter cells independently of each other c Meiosis I

6 True False A population does not need to be separated for allopatric speciation to occur False True

3 Which of the following statements about species as defined by the biologica species concept is are correct 1 Biological species are defined by reproductive isolation 2 Biological species are the model used for grouping extinct forms of life 3 All members of a species can potentially interbreed

2 Genetic variation O must be present in a population before natural selection can act upon the population O is created by the direct action of natural selection O arises in response to changes in the environment O tends to be reduced by when diploid organisms produce gametes