Which of the following statements about E. coli is true? Some infections can be fatal to humans. It occurs naturally in food crops. Most people can ingest it without harm. O It dies quickly outside of its host.

Q: Define the following terms: Bactericidal Bacteriostatic Antisepsis

A: Microorganisms are microscopic and most of them causes harmful effects in human body, but some of th...

Q: Extract from Soursop Leaves Can Prevent the Symptoms of Fibromyalgia"? a) The article doesn't discus...

A: The given article summarises the use of Annona muricata L. leaves for preventing fibromyalgia. It gi...

Q: Aside from outer pinna, what structures do mammals have in their ears that reptiles and birds do not...

A: * pinna  is absent in many mammals and  this organ acts as a heat dissipator but not involved in hea...

Q: What property of the various cytochromes ensures unidirectional electron flow along the electron-tra...

A: Cytochromes, a family of metalloproteins which performs one-electron transfer reactions, in biologic...

Q: Can a client with locked-in coma still swallow and speak as well as have normal sleep-wake cycles?

A: A coma is similar to a dream-like state because the individual is alive but not conscious. A coma oc...

Q: What is the difference between an epidemiologist and a microbiologist?

A: Biology is a branch of science which deals with learning of living organisms . Main disciplines of b...

Q: Which of the formed elements arise from myeloid stemcells?a. B cellsb. natural killer cellsc. platel...

A: Myeloid stem cells are commonly known as myeloid progenitor cells. These cells are derived from hema...

Q: 23. On the basis of shape, identify the type of microbes.

A: *In bacteria, the cell wall is a rigid structure with thickness around the cell and it is responsibl...

Q: Snapdragon flowers can come in red, white, and pink. This trait is controlled by a single locus gene...

A: According to Mendelian law of dominance, one of the two alleles associated with a particular phenoty...

Q: what is sumoylation and how does it affects newly synthesized proteins?

A: SUMO proteins (Small Ubiquitin-like Modifiers) are a family of small proteins that are covalently at...

Q: It takes cycles of the Calvin cycle to form 1 glucose molecule.

A: Calvin cycle also known as carbon-fixation cycle or C3 cycle, is a series of biochemical reactions t...

Q: Are you a hidden heterozygote? A PCR analysis (part2) Agarose gel electrophoresis and interpretation...

A: Agarose gel concentration  More the concentration of the agarose gel more smaller will be its pores....

Q: Name the main benefit that vascular tissue provides to land plants. Explain how vascular tissue bene...

A: In land plants, vascular tissues can be observed. These tissues include xylem and phloem. The compon...

Q: To ensure easier focusing, what should be done first before the HPO is swung into position?

A: High power objective lens is used to examine fine details of the given specimen. The total magnifica...

Q: 3. Describe the effect of malaria on the frequency of the Hbs allele in areas where is common in are...

A: Sickel cell anemia is a genetic disease in which the RBCs present in the blood changes its shape fro...

Q: A bacterial cell undergoes a change and the two Trp codons of the tryptophan leader sequence are con...

A: Tryptophan operon is an example of repressible operon which remain transcriptionally active and beco...

Q: Problem 1. A male black (BB) and polled (PP) Angus is crossed with a female black (BB) and horned (p...

A: Problem1 We have, cross between a male black and polled Angus (BBPP) with a female black and horned ...

Q: Question: Hybrids in the F1 generation that are fertile and viable may produce offspring that are st...

A: Sterilization Statistically complete destruction of all microorganisms including the most resistant ...

Q: The SDI is essentially focused on what three things?

A: SDI: Simpsons diversity index usually used to measure the biodiversity. 

Q: Which of the following are produced in the light-dependent reactions? (Check all that apply.) Select...

A: The light-dependent phase is the first stage of photosynthesis, during which light energy (photon) i...

Q: How is the shape of the bacteria related to it's function?

A: Coccus (spherical), bacillus (rod-shaped), and spiral (twisted) are the three basic bacterial shapes...

Q: Which of the following are amniotes? Choose all that apply. Fish O Amphibians O Reptiles Birds Mamma...

A: This specialised membrane structures of certain tissues formed outside of the body of the embryo whi...

Q: Differentiate vasculogenesis from angiogenesis

A: Vasculogenesis- vasculogenesis is the de Novo synthesis of blood vessel. It leads to the development...

Q: QUESTION 1 Ion pumps.. DA Use the energy of ATP hydrolysis to move ions against their concentration ...

A: Ion pumps use energy from ATP hydrolysis to transport ion against the concentration gradient. They c...

Q: According to optimal foraging theory... organisms will have a tendency to select the smallest prey a...

A: Optimal Foraging theory is a behavioural model of ecology which helps to predict the animal behaviou...

Q: Genetic drift and natural selection can both result in rapid evolution. However, A. natural selectio...

A: Genetic drift is the change in frequency of the alleles over generation due to chance i.e. sampling ...

Q: 6 Question 6 ECM lysosome flagellum microtubule centrosome rough ER smooth ER nucleolus nuclear pore...

A: A diagram of animal cell is given. Have to label various organelles and parts of animal cell.

Q: Identify

A: The organism which causes the above shown infection is Candida albicans.  

Q: Two loci exhibit 5% recombination between them. How many map units apart are they?

A: Genetics is a branch of science concerned with the study of genes, genetic variation, and heredity i...

Q: Certain proton pump inhibitors that inhibit secretion of stomach acid are among the most widely sold...

A: H2 blockers or histamine H2-receptor antagonists are drugs that minimize the acid production in the ...

Q: Edmontosaur description

A: Edmontosaurus is a genus of hadrosaurid dinosaur. It contains two known species: Edmontosaurus regal...

Q: Did Soap Operas Reduce Fertility in Brazil?

A: In Brazil, there were no strict rules for a population control policy by the government, and it is i...

Q: . You are provided with the DNA sequence in the leading strand template. See item number 1 in worksh...

A: DNA is a molecule that carries the genetic information for the individual. 

Q: Which of the following characteristics are present in Vertebrates? Choose all that apply. O triplobl...

A: 1) Triploblastic : Triploblastic animals are those in which the the blastoderm layer divides in thre...

Q: Edmontosaur or hardosaurs what ways can they defend itself from predators like large with powerful j...

A: INTRODUCTION Endmontosaurs They are large dinosaurs lived in North America during late Cretaceous pe...

Q: Predict or describe the absorbance or enzyme activity at:       pH = 2   pH = 14 Explain your predi...

A: The single most crucial asset of enzymes is the ability to increase the rates of reactions going on ...

Q: Define the terms phenotype, genotype, locus, allele, dominant allele, recessive allele, homozygous, ...

A: Note: As per Bartleby Guidelines For Remaining Answers Please Repost The Question. Introduction: Gen...

Q: Use an example to describe tumor suppressors

A: Cancer is the state of uncontrolled cell division that has some genetic factors.

Q: The cell pictured to the right is in whichstage of nuclear division?a. metaphase II c. anaphase IIb....

A: Mitosis is the phase of the cell cycle where the nucleus of a cell is divided into two nuclei with a...

Q: 1.) Propose the biosynthesis of 5-methylorsellinic acid: CH; НО CH3 `CO,H OH

A: 5- methylorsellinic acid is a dihydroxybenzoic acid. That is O-orsellinic acid in which the hydrogen...

Q: liver cirrhosis

A: The liver plays important physiological functions in the body, including detoxifying many substances...

Q: The role of creatine phosphate in muscle cells is to: provide energy for muscles during extended phy...

A: Creatine phosphate serves as an “energy buffer” in muscle it is a high-energy, phosphorylated, nitro...

Q: Huntington disease is a neurodegenerative disease that appears in affected people late in life. It i...

A: An individual who carries a mutation for a dominant allele disorder usually is tend to be affected, ...

Q: increases greatly. ________________________________________________________ 3. Since northern pike p...

A: Answers 1st answer: Density dependent 

Q: QUESTION 3 Pumps (select all that apply) O Couple transport against electrochemical gradient to ATP ...

A: ---Pumps are kind of protein that is capable of pumping out compounds that could pose a threat to th...

Q: Diagram 2: Canine Eye Put the name of 1.Gland 2.Conjunctiva tear 6. retina 7. Nasal tear duct 3. Len...

A: *  pupil of eye is the black circle in the shape placed in center of the iris. *The iris is colored ...

Q: What are the major components of an osteon?

A: Introduction :- Bones makes up the important part and structure of our body . Their anatomical struc...

Q: You are Jeremy’s Biology professor, and he ask you about taking steps to “bulk up”. What would your ...

A: Being a doctor and taking this question as in general category. One should do the followings things ...

Q: Calculate the viral titer of an experiment performed yielding a pfu of 279 from plating 1.0 ml of th...

A: To determine viral infectivity, common practice is to perform a viral titration to infect the host c...

Q: Match each stage with the events listed. ___ metaphase                  a. sister chromatids move ap...

A: Metaphase is referred to as a stage where there is a condensation of chromosomes occurs. In prophase...

Modes of Nutrition

It is a biological process of providing or obtaining food that is necessary for growth and health. It includes many physiological processes - absorption, ingestion, assimilation, catabolism, excretion, etc. In biology, the science that deals with nutrition's physiological and chemical processes are called "nutritional science."