Biology Questions

Which amino acids are considered structurally special Why 03 57

What does a DAW 1 code indicate Patient wants brand Do not substitute per prescriber Select an alternative drug Dispense as written per pharmacist judgmen

The conversion of NADH to NAD is often coupled with the conversion of O ADP to ATP methanol to formaldehyde ethanol to acetaldehyde O ATP to ADP

Cell walls are in Kingdom Animalia A not common B atypical but possilbe C not found D common

Question 3 of 25 Which sentence describes evidence from paleontology that supports the theory of evolution OA Fossilized horseshoe crab brains look similar to those of modern horseshoe crabs OB All cells use ATP as a source of energy C Penguins and ostriches both have wings D All vertebrate embryos start off with eye spots a head a backbone and a tail SUBMIT

The domain Eukarya contains only organisms including Kingdom Animalia A autotrophic B unicellular C thermoextrmophiles

The animal kingdom is unique in that communication is facilitated by hormones and A psuedopodia B hemolymph C vascularization

What is the days supply for this prescription Alprazolam 0 5mg tablets Disp 100 tabs Sig 1 tab TID VID 3 100 30 days 33 days 50 days 25 days

In Kingdom Animalia motility and will always be found A chemisynthesis B peptidoglycan C heterotrophy

In Kingdom Animalia organisms cannot make their own food but they are A dependent on the sun s rays B motile C autotrophic

Plants can use hormones to communicate but only animals have A cell receptors B signal conduction pathways C chemical messengers

MacLellan John 12 53 p m Dad has blood type AB and mom is blood type O What is the chance of their next child having blood type A

Mom is heterozygous blood type B and dad is blood type O What is the chance of their next child having blood type 0

3 In eukaryotes there are several different types of RNA polymerase Which type is involved in transcription of mRNA for a protein a RNA polymerase I b 0 primase 0204000 RNA polymerase III d RNA polymerase II

2 If a researcher moves the repressor gene lach and its promoter to a position at some several thousand base pairs away from its normal position which of the following describes the most likely effect on the lac operon The repressor will no longer bind to the inducer The repressor will no longer bind to the operator The lac operon will function normally DO The lac operon will be expressed continuously nceki 2 20 Sonraki Kanat

11 Use the figure to answer the following question In the late 1950s Meselson and Stahl grew bacteria in a medium containing heavy radioactive nitrogen 15N and then transferred them to a medium containing 14N non radioactive Which of the results in the figure would be expected after one round of DNA replication in the presence of 14N 14N DNA 14N 15N hybrid DNA D 000 bootod a b A C C d B 15N DNA pood A D B C booto D

3 Why did increasing the pressure increase the filtration rate but not the concentration of solutes How well did the results compare with your prediction Recall that during the experiment you were asked What will happen it you increase the pressure above the beaker the driving pressure You answered The filtration rate will increase I rimont to answer a

2 Which solute did not appear in the filtrate using any of the membranes Explain why nt Results if you need to review your results from the Experiment to answer a

8 What is the relationship between double stranded RNA and gene silencing

4 The conditions were 9 mM albumin in the left beaker and 10 mM glucose in the right beaker with the 200 MWCO membrane in place Explain the results How well did the results compare with your prediction Recall that during the experiment you were asked What do you think will be the pressure result of the current experimental conditions You answered pressure above the left beaker

3 Explain your prediction for the effect Na Cl might have on glucose transport In other words explain why you picked the choice that you did How well did the results compare with your prediction Recall that during the experiment you were asked What effect do you think adding Na Cl will have on the glucose transport rate You answered The glucose transport rate will decrease

1 Explain one way in which facilitated diffusion is the same as simple diffusion and one way in which it is different from simple diffusion

2 Simulation of Melosis Assume the cell that is dividing has 8 chromosomes 1 List the number of homologous pairs in the cell at each phase number of chromatids per chromosome and whether they are monads dyads or tetrads Number of homologous pairs 8 Number of chromatids per Mchromosome Monads Dyads or Interphase Tetrads Meiosis I or II

Water will to the xylem and connect to other water molecules by cohesion to facilitate transpiration A adhere B hydrogen bond C lock and key latch on

A leaf with more wind blowing across it would exhibit transpiration compared to a leaf with less wind A negative B less C the same amount of D more

A Plants responding to gravity by growing upwards are exhibiting negative gravitropism whereas growing downwards is a form of positive gravitropism B defense C negaitive gravitropism

A Plants can respond to sunlight by bending towards sunlight in a process called reflex arc B gravi tropism C photo tropism

Match each type of fossil to its description trace fossil petrified fossil mold cast carbon film living thing turned to rock record of an organism s activity solid copy hollow form detail left after an organism decays

The unique reproductive method plants go through is called A budding B fragmentation C alternation of generations D conjugation

A seedless non vascular plant has no circulatory system so the cells of the plant have to be in water A connection by roots with B within a 100 meter radius of C diatom filled D close contact with

Yeast are ascomycota fungi Which BEST describes yeast A They are large B They form fairy rings C They sexually reproduce D They are unicellular

The major reason for fungis unique classification is that its cell wall is made of A cellulose B chitin C peptidoglycan D mineralized calcium

The protist amoeba has animal like traits such as a that function in water regulation A proto bladder B mitochondrion C contractile vacoule D psuedoliver

A Most but not all protists are uni cellular and lack a nucleus B peptido glycan C DNA

The opening and closing of stomata is a way in which plants regulate gas intake and water A guttation B gain C loss D production

A foodborne illness outbreak occurred at a National Environmental Health Association NEHA conference held at the Peach Tree Hotel in Atlanta Georgia Four hundred hotel guests were questioned and 200 of them were conference attendees Sixty 60 NEHA conference attendees became ill with vomiting and diarrhea and 140 attendees did not exhibit any symptoms of illness Seventy five non conference attendees became ill with similar symptoms and 125 hotel guests who weren t attending the conference had no symptoms Set up the 2 x 2 table

Plants can release sugars to create a hypertonic environment in their cells that promotes water flow its cells A into the nucleus of B out of C around D into

The greater the surface area the greater the number of present on a leaf which leads to more transpiration A veins C xylem B cuticles D stomata

A leaf with a thicker cuticle would most likely exhibit transpiration compared to a leaf with a thinner cuticle A the same amount of C negative B less D more

A Structure 1 is called a chromatid Two of them together make a centromere B structure 1 structure 2 chromatid C chromosome

What are the characteristics of the acid fast cell wall is Bacterial cell wall protects against osmotic pressure in which solution Hypotonic or Hypertonic

What element does cellular respiration require What element should be present for yeast to grow Know the energy source for Photoheterotrophs Photoautotrophs Chemoautotrophs and chemoheterotrophs

Which lipid of the bacterial cell wall causes septic shock when released inte the bloodstream What are the characteristics of the acid fast cell wall is

What will be the growth rate of a facultative anaerobe in the absence of O Hide answer choices A Incorrect No growth A B Sub optimal growth

Which tube is showing the growth of facultative anaerobes

According to parsimony the simplest phylogenetic tree is the tree with the fewest branch tips the tree in which the branch points are based on as many shared derived characters as possible O a tree only using the DNA evidence as this provides the simplest explanation for evolution the smallest tree possible the tree that represents the fewest evolutionary events like changes in DNA sequer es or morphology

32 The highlighted organelle is found in which cell type adipocyte mast cell fibroblast neutrophil

Question 21 1 40 Listen Evolution in a population requires which of the following Select all that Othere must be equal amounts of all alleles there must be some genetic diversity among members of the population selection must be non random the population must always be large all members of the population must be able to reproduce

Which tissue is highlighted perichondrium adventitia serosa O endosteum Submit Request Answer 27

Which structure is highlighted O capsule Olymphoid follicle trabeculae O reticular fiber P Pearson