why different laboratory apparatus are made of different kinds of material such as glass, metal, wood and rubber.

Q: What is ‘trophic cascade’ and The role of the predator in the ecosystem?

A: An ecosystem is defined as a community of life forms ( biotic components)  in concurrence with non l...

Q: What makes microtubules more dynamic in mitosis?

A: Introduction The cytoskeleton is made up primarily of microtubules. They are present in all eukaryot...

Q: What kinds of information can a human karyotype provide?

A: Introduction A karyotype is a preparation of the entire set of metaphase chromosomes in the cells of...

Q: Question 5. What are the properties that favours the upward movement water through xylem?

A: Plants have vascular bundles like xylem and phloem which transports water and food through all parts...

Q: Give the 3 modes of transmitting HIV virus. Enumerate other screening tests for HIV (AIDS) virus. En...

A: AIDS is acquired immuno deficiency syndrome. This is caused by the infection of human immuno deficie...

Q: Match the stage of mitosis with the correct description.

A: 1-f  2-d 3-e 4-b 5-a 6-c

Q: 6. În patient with severe viral hepatitis (80% of liver parenchyma cells were damaged) decreased blo...

A: Urea synthesis is an essential metabolic liver function that maintains and regulatory role of nitrog...

Q: lowing is IN activity Guidelines (PAGS)? a Adults should particina

A: Physical activity: It is a bodily movement produced by skeletal muscles that requires energy expendi...

Q: into distal tubule lumen is damaged. It is noted polyuria, increased excretion of sodium and potassi...

A: Patients gift with renal tubular acidosis, nephrocalcinosis, and renal failure. Hypokalemia with mus...

Q: Which of the following will NOT predispose to thrombosis? Select one: O a. Sluggish blood flow withi...

A: Introduction : The blood clot formed inside the blood vessel is called as a thrombus. When this thro...

Q: Briefly explain why a low Km enzyme rather than a high Km enzyme would be more effective (and necess...

A: * individuals sensitive to alcohol may exhibit facial flushing and heart rate. *Acetaldehydehydrogen...

Q: One approach to conservation of fish populations is to releaseunwanted fish accidentally caught in t...

A: Fish Conservation outlines current knowledge about the degradation and restoration of fish variety a...

Q: Worldwide, frog populations are in decline. Several different fungi have been implicated in (thought...

A: ANSWER;- B. sporifera and B. noeltid are the two species of fungi that are acting in a density-depen...

Q: Under anaerobic conditions, skeletal muscle cramps up and is unable to relax. Based on what you know...

A: Skeletal muscles are important muscles in the  vertebrate muscular system. Skeletal muscles are main...

Q: HgaI recognizes a specific 5 bp sequence. How frequently would you expect a specific 5 bp sequence t...

A: HgaI recognizes a specific 5 bp sequence of DNA. DNA is made with a combination of 4 Nucleotides A, ...

Q: (d) State whether the following statements are True or False. If False rewrite the correct form of t...

A: Introduction: Immunoglobulin (Ig) is another name for antibody (Ab) (Ig). Plasma cells produce these...

Q: Neurotransmitters, the chemicals used in signaling across synapses, can be either re-absorbed by the...

A: Neurotransmitters can serve as chemical messengers for ion channels, neurotransmitter mainly causes ...

Q: When the composition of the community of rumen microbesin a ruminant changes, there are several poss...

A: Rumen microbiome, or the community of microorganisms that live in the rumen, is distinguished by its...

Q: If you wanted to analyze the size and abundance of the HOAP protein in an extract from a Drosophila ...

A: *HOAP proteins are HP1/ORC associated proteins isolated from Drosophila embryos that contains hetero...

Q: . What is an enhanceosome? Why could a mutation in anyone of the enhanceosome proteins severely redu...

A: Gene regulation is a mechanism that works to stimulate or repress gene expression. Transcription reg...

Q: Why are cellulose strands better as a structural carbohydrate?  2. Why is tertiary structure import...

A: Cellulose is a kind of structural carbohydrate especially prevalent in plants. It is a complex carbo...

Q: To be expressed, an autosomal recessive genetic disease must be homozygous. What relationship does t...

A: The genes that an individual possesses are referred to as his or her genotype. A phenotype is a set ...

Q: True or false If cells were treated with a weak base such as ammonia or chloroquine, which raises t...

A: False

Q: Small animals tend to expire sooner than related large ones ifforced to live on stored supplies. For...

A: In animal tissues fats are used and stored and it either derived from secretion of enzymes or throug...

Q: Find and label the cell wall, cytoplasm, vacuole bounded by tonoplast, nucleus (if visible) of this ...

A: cell-wall is a structure that is the outermost layer of the cell, which protects the cell from damag...

Q: Assuming that ten people plan to trek 500 miles to the NorthPole, outline the steps you would take t...

A: Given: 10 peoples  Trek 500 miles to the North We have to calculate the amount of food they should p...

Q: Which of the following is most likely to favor the evolution of highly virulent parasites? A. Horizo...

A: Evolution of highly virulent parasites. 

Q: An abnormality in which there is one more or one fewer than the normal number of chromosomes is call...

A: Meiosis is the process by which diploid cells divide into haploid gametes. To form four haploid game...

Q: In cells, microtubule assembly depends on other proteins as well as tubulin concentration and temper...

A: Tubulin dimers, which are made up of beta tubulin on the positive end and alpha tubulin on the negat...

Q: Give examples of 5 fluorophores that are commonly used, and for each one include a brief description...

A: Fluorophores are microscopic molecules, that may be proteins, small organic compounds, or synthetic ...

Q: Covid-19 pandemic has been the subject of incredible conspiracy theories. Based on your knowledge of...

A: Coronaviruses are a broad group of viruses that infect the human respiratory system and can be mild ...

Q: Does Mycobacterium tuberculosis produce an exotoxin or endotoxin Discuss how this affects the host. ...

A: This question is based on the mycobacterium tuberculosis and the difference between endotoxin and ex...

Q: Which description best fits the definition of a messenger RNA? a An RNA that encodes for a protein b...

A: RNA is a single-stranded nucleic acid that aids in protein synthesis in our bodies.

Q: You wish to find the cis-acting regulatory DNA elements responsible for the transcriptional response...

A: One or more trans-acting factors frequently bind to cis-regulatory components. To conclude, cis-regu...

Q: Which of the following statements regarding protein digestion is incorrect? A. The intestinal enzyme...

A: Introduction Proteins are complex molecules and do most of the work in cells, it is a naturally occu...

Q: Summarize basic information with photos: Family name, scientific name, common name, hosts/damage, li...

A: Rhabdophaga strobiloide Family: Cecidomyiidae Scientific name: Rhabdophaga strobiloides Common name:...

Q: Which of the following WILL PROMOTE sol formation of neutral polysaccharide sample? O a. add distill...

A: Polysaccharides are carbohydrates in the form of polymers that are formed by long chains of monosacc...

Q: QUESTION 5 I do an indepth study of two populations of cobras. During this study I crossbreed indivi...

A: Introduction: Species-A species is a group of living organisms with genetically similar features and...

Q: Cheatgrass is an annual grass plant native to Eurasia that was unintentionally introduced into the G...

A: Introduction: A population is all the organisms of the same group or species, which live in a partic...

Q: summarize what Atom Probe Tomography is and how it work

A: Answer 

Q: Phenotype Genolype Humber MM LMLM 182 L LN LNLN MN 172 NN 44 Calculate the frequency of LM allele? p...

A: In population genetics, hardy weinberg principle is used to determine the frequency of the alleles p...

Q: How are twin studies of concordance and discordance related to pseudoalleles?

A: Genetics is the study of the functioning and main codes of variation and heredity. Inheritance is th...

Q: web search activity on blood types  blood type -- What is the genetic basis and mode of inheritanc...

A: The classification of blood into A, B, AB and O groups, depending on the presence and absence of A a...

Q: biofilm-producing bacteria

A: Biofilm -producing bacteria are those in which there is accumulations of microorganisms of mono- or ...

Q: What are the properties that favours the upward movement water through xylem?

A: Plant have various specialised tissue to carry out  various functions needed for its metabolism  Var...

Q: Give detailed reporting and information of organism observed in Gram staining, Ziehl-Neelsen, and Ki...

A: Gram staining, Ziehl-Neelsen, and Kinyoun Method are the staining technique of microorganisms. 

Q: Define Bioaccumulation and Biomagnification and suggest the how the two are linked to ecological foo...

A: These two words form the mainstay for accumulation of poisons and toxins in the biocompatible way su...

Q: The mitotic spindle is often described as a microtubule based cellular machine. The microtubules tha...

A: The cytoskeleton is made up primarily of microtubules. They are present in all eukaryotic cells and ...

Q: In the Griffith experiments that demonstrated genetic transformation in the bacterium Streptococcus ...

A: The transformation in bacteria is discovered by the Griffith. He used two strains of pneumococcus fo...

Q: Subject: Environmental Science Please state the importance of composting, benefits and etc.

A: Composting is the natural way of transforming organic matter like leaves and food scraps into a bene...

Substance Abuse

Substance abuse refers to the use of illegal drugs in excessive quantities, as well as the misuse of legal substances such as prescription or over-the-counter pharmaceuticals or alcohol for purposes other than those intended. Drug addiction, also known as substance use disorder, is a disease that affects the brain and behavior of a person. It leads to a failure to control the use of any drug or prescription, legal or illegal.