Give the 3 modes of transmitting HIV virus. Enumerate other screening tests for HIV (AIDS) virus. Enumerate some opportunistic infections in HIV. Differentiate Hepatitis C, D and E according

Q: Describe the alimentary canal of earthworm.

A: The alimentary canal is a straight tube that runs from the first to the last segment of the boay's f...

Q: 1. After transformation, transfromants A. may possibly carry a non-recombinant plasmid B. refer only...

A: Since you have asked multipart question , we will solve only first three parts according to our term...

Q: Differentiate Widal from Weil-Felix test.

A: The Weil-Felix test detects typhus and specific rickettsial infections. Rickettsia is bacteria trans...

Q: For a given stomatal conductance, how will an increase in atmospheric concentrations of CO2 possibly...

A: Answer 

Q: Describe the structure of cell wall.

A: Cell wall A non living rigid structure called the cell wall forms an outer covering for the plasma ...

Q: 1. If the human body can successfully fight off the mumps virus, why is it hard to fight AlIDS?

A:

Q: Place each events number listed below on the correct part of the “stages of illness” graph (picture ...

A: * Immune cells are of two types  B cells  T cells  * T cells also called thymus cells and B cells ...

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A: The plasma membrane of the cell is the selective barrier that regulates the transportation of differ...

Q: 2. If the DNA strand AAA TCG AGG CCA is transcribed to an mRNA, which 2 points shows an occurrence o...

A: Note: As Per Guidelines, We Can Answer One Question At A Time. Ask Again To get rest answers. Introd...

Q: Discuss the complete cell cycle in a human cell, mitosis and meiosis, and the regulatory components ...

A: There are two types of cell division.They are Mitosis and Meiosis. Most of the times,the type of cel...

Q: In an in vitro motility assay, a newly discovered motor protein is found to transport an attached be...

A: Dynein is an ATP-dependent motor protein that mediates intracellular retrograde transport of differe...

Q: 1. Determine what is being meant by each statements: a. It describes mRNA that results in a single ...

A:

Q: NAME THE COMMON CAUSES OF FALSE POSITIVE AND FALSE NEGATIVE RESULTS IN ABO TESTING

A: Blood group discrepancy develops when the results of red cell typing do not match with plasma typing...

Q: 15. What is the purpose of staining yeast with methylene blue? Briefly explain how it works.

A: Answer 15) Methylthioninium chloride is commonly known as methylene blue which is a salt used mostly...

Q: The value of "n" in the field mouse is 20. How many chromatids are in a somatic mouse cell at the en...

A: Answer :- Option (B) is correct. - 40.

Q: Current therapeutic interventions that aim to address the impact of mutations on gene function

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Q: Explain thoroughly the means about sexual reproduction on animals .

A: Reproduction is the biological process of creating identical people. Most creatures reproduce via ma...

Q: 17 The diagram below shows the apparatus that can be used to investigate whether carbon dioxide is g...

A: The respiration is a catabolic process in which the glucose and oxygen is broken down to form carbon...

Q: True or False: Write T if the statement is true and F if it is false. 1. Mutagens are commonly in th...

A: Every living organism contain DNA that contain the genetic information. In case of eukaryotic cells ...

Q: explain how that adaptation helps

A: An ecosystem is a geographic area where plants, animals, and other organisms, as well as weather and...

Q: Why is mitosis called equational division?

A: Mitosis is a type of cell division in which the mother cell divides into two genetically identical y...

Q: Six step of Recombinant DNA technology

A: Genetic recombination is the exchanging of genetic data between DNA segments with the same species. ...

Q: Define the following terms: A. genotype B. phenotype C. monohybrid D. dihybrid 5. Distinguish other ...

A: A gene  is made up of alternative forms called  alleles. For example Y and y are the two alternative...

Q: 2. Provided with the evidences below, choose which of these represents descent with modification A.)...

A: Descent with modification  This theory was proposed by Darwin when he explained evolution. He stated...

Q: Activity 13.3: Identifying Aliens with Dichotomous Key Directions: Look carefully at the aliens pict...

A: The dichotomous key is a significant tool, used to recognize various living beings, based the organi...

Q: Imagine that a mutation in the gene encoding the cholera toxin was made. This mutation affects the A...

A: Intestinal epithelial cells line the outer layer of gastrointestinal epithelium, they are significan...

Q: what are the parts and functions of nervous system?

A: The nervous system is extremely complex, yet it can be broken down into two distinct sections. The C...

Q: Describe how you would differentiate between skeletal, cardiac, and smooth muscle cells if you were ...

A: The above given question is based upon the differentiation between different types of muscle cells u...

Q: 1. What is the sequence of the peptide that would result following translation with a ribosome? Writ...

A: A codon is a three-nucleotide (tri-nucleotide) sequence of DNA or RNA that corresponds to a specific...

Q: scuss the portal of exit of Mycobacterium tuberculosis from the human body or explain why there is n...

A: The pathogen is transmitted from a reservoir or a host that carries the pathogen. To spread, the pat...

Q: All of the following are beneficial effects of mutation, EXCEPT: * a. basis for skeletal disease the...

A: Mutation: Any alteration in the gentif material of an organism is termed a mutation. Mutations can r...

Q: Why does nitrogen limit plant growth? How do plants overcome this limitation?  Name the enzyme invol...

A: *Nitrogen is major element required by plants and they are the components of the chlorophyll molecul...

Q: How do neutral solutes move across the plasma membrane? Can the polar molecules also move across it ...

A: The plasma membrane, also known as the cell membrane, is the membrane that divides the inside of the...

Q: Upon dislodging cells from the plate, you had the following cell counts using 4 different squares of...

A: 1. Answer -  Number of cells/ml = Average number of cells per square * 104 The average number of cel...

Q: How would you expect the staining properties of 24-hour culture of Bacillus subtilis or the other Gr...

A: Bacillus subtilis is a very well bacteria that is widely used as a Gram-positive bacteria model orga...

Q: What is the function of the 3'UTR in the RNA ? Check all that apply V The 3' UTR increases mRNA expo...

A: Three prime untranslated region(3'-UTR) Section of mRNA that immediately follows the translation te...

Q: What is meant by the concept of a DPS and recovery under the ESA?

A: The species which are on the verge of being extinct are labelled as endangered species A red list is...

Q: What color would the bacterial cells have when viewed theoretically under the microscope after the f...

A: Gram staining is a age old method to classify bacteria according to the composition of their cell wa...

Q: How does a biologist determine the polarity of a character change?

A: The polarity of the character change is defined as the characters that has a cladistic analysis that...

Q: he role and importance of hormones in female and male r

A:

Q: Lólor blindness in humans is due to an X-linked recessive allele. Turner syndrome is a condition in ...

A: Turner Syndrome is caused by abnormal absence of X chromosome in the child thus bringing a karyotype...

Q: You are studying actin polymerization in the lab. You have Tube 1 with cell extract and ATP, and Tub...

A: The actin filament is one of the major component of cytoskeleton protein in eukaryotic cells. They a...

Q: What notation would you use to characterize patients C karyotype

A: First Determining the sex chromosomes, if they are "XX" or "XY." If they are "XX," the subject is a ...

Q: 10. An example of a unilateral lower body exercise is bilateral exercise is an example of a lower bo...

A: The musculoskeletal system is the structural framework of the human body. The skeleton of the body p...

Q: Find out how much cellulose is made by all the plants in the biosphere and compare it with how much ...

A: Find out how much cellulose is made by all the plant materials in the biosphere and compare it with ...

Q: hange the peptide to Met Asp Asn Gly Leu Gly ?    Use the codon numbers to help describe where the ...

A: Since you have posted a question with multi- sub parts , we will solve first three sub-parts for you...

Q: The DNA polymerase used in PCR is taken from Thermus aquaticus, a bacterium that thrives in the extr...

A: The PCR or polymerase chain reaction is the process that produce multiple copy number from a templat...

Q: Compare 2 applications of autoclaving and pasteurization with regard to antimicrobial control .

A: Microbial control is a way of controlling the growth or killing of Microbes and is done by steriliza...

Q: only need very short explanation and just answers, but very ASAP pl

A: Phenotypic plasticity is defined as an ability to change phenotypic expression in response to the en...

Q: 8. Which of the following best summarizes the table?

A: 8)From the table,option 4 is correct. Most plants survive to reproduce 17% of the time. As given sur...