Discuss the changes occurring during food processing, storage, and utilization.

Q: Indicate whether the statement is TRUE or FALSE. 1. Coulter counter method will produce an overesti...

A: Coulter counter method is employed for counting the blood cells in a sample giving a complete blood ...

Q: Fill in the blanks and elaborate each answers.

A: Living organisms, which include humans, animals, plants, algae, fungi and other microorganisms repro...

Q: 1. If a flower is unable to be pollinated from the pollen of the same species, than this is a a. Mec...

A: Temporal isolation  It is a type of reproduction isolation mechanism among sexual organisms in which...

Q: When your muscles suddenly need a lot of ATP quickly; for example, if you decide to lift a couch ove...

A: Muscles need energy to produce contractions. The energy is derived from adenosine triphosphate (ATP)...

Q: Enumerate 5 common stains that are used in microtechnigue and describe their reactions with tissues ...

A: Staining is the technique used to enhance contrast in samples. 

Q: How can having the heterozygous form of the Tay Sachs genotype be a blessing? O It may protect again...

A: The heterozygous form of the Tay Sachs genotype, It may protect against TB.

Q: The cell membrane must be fluid, retain the boundary of a cell as well as interact with aqueous envi...

A: As per our guidelines we are supposed to answer only ? One question ( if there are multiple question...

Q: What types of similarities in cell structure and function tell biologists about the common origin of...

A: Introduction  Taxonomy is the branch of science that deals with the classification of organisms in h...

Q: I recently isolated the human enzyme called fucosidase and prepared anantibody to it. Now I want to ...

A: A probe is one of the essential components necessary to identify a gene during cloning. A probe is o...

Q: Identify what kind of structures; Choices 1. A. haploid B. diploid C. aneuploid 2. A. spermatogonia ...

A: 1. B) Diploid 2. C) Spermatids 3.A) First polar body 4. B) second polar body 5. B) Haploid

Q: Describe the pathway water would take up the stem to the leaf of a plant. Describe the water's movem...

A: Movement of water from stem to the leaf = there are two main tissue in the plants for transport . Xy...

Q: The ulnae of victims of the Colorado cannibal, Alferd Packer, exhibited perimortem cuts on their out...

A: Forensic anthropology is a branch of anthropology that deals with using bone analysis and archaeolog...

Q: Genetics - multiple choice -

A: Question 1 - Option (d) is correct = autosomal - humans have 22 pair of autosomal chromosomes and 1 ...

Q: Briefly explain how insulin and glucagon work in concert to regulate blood glucose.

A: The pancreas is a composite gland. A large pancreatic duct runs through the gland, carrying enzymes ...

Q: A species of tortoise finds its way to Grand Isle LA, where it becomes isolated with excessive resou...

A: A)Resource Partitioning : * Resources partitioning  is the the division of resources to avoid inters...

Q: Briefly describe what is signal amplification process using cAMP as the second messenger for example

A: Signal amplification : It is defined as an increase in the intensity of a signal through networks of...

Q: What is the function of stomata/guard cells?  When are they open?  When are they closed?

A: Stomata (singular stoma) are tiny pores on the surface of leaves that are responsible for regulating...

Q: Why is the Salk vaccine not going to chaise a disease?    -it has been altered to evade the immune ...

A: The vaccines are either complete viruses that have been inactivated so that these can not cause the ...

Q: Essential changes in the human skeleton that allow bipedalism.

A: Bipedalism- or we can say walking upright is one of the main human evolutionary adaptations in human...

Q: discuss the hierarchy  of controls necessary for doing laboratory investigations with the SARS coron...

A: SARS-CoV-2 (severe acute respiratory syndrome coronavirus) has rapidly spread in humans in practical...

Q: Question 5 please

A: The eukaryotic cell cycle is divided into four distinct phases:  G1 phase( Protein synthesis phase) ...

Q: 3. Use the Gotta-Have-it checklist we developed in class to show how we can explain the process of b...

A: Burning of fuel  is majorily known as combustion.In this process, the substances upon reaction with ...

Q: A nonsense mutation Select one: a. results in a larger protein being produced from the mutated gene ...

A: Introduction :- A mutation occurs when the sequence of DNA changes. Mutations can occur as a result ...

Q: Select all of the following which are made by gut microflora (intestinal bacteria): O calcium starch...

A: Gut bacteria or microflora plays a very crucial role in digestion and aid in digestion of carbs that...

Q: 1. Between antigenic shift and antigenic drift, which causes the greatest antigenic change? Which cr...

A: The virus influenza belongs to the Orthromyxoviridae family. Seasonal outbreaks are caused by influe...

Q: a.)Know the types of models used in aging studies, from cells, to invertebrates, to vertebrates. b.)...

A: Health span and lifetime extension have been the focus of much biological study on ageing. Reduced m...

Q: I. 3 4 II. 1 2 3 4 III. In the pedigree above, there could be carriers that are not marked. For each...

A: Pedigree analysis is the diagrammatic representation of the genetic inheritance of a trait of a fami...

Q: Illustrate the Yanofsky’s model ?

A: Yanofsky lab research focuses on Arabidopsis thaliana genes involved in fruit development.    

Q: A woman is affected with Prader-Willi syndrome due to a deletion that includes both the Angelman syn...

A: Both the Prader-willi syndrome and Angelman syndrome is caused by deletion of of longer arm (q arm) ...

Q: 1. Commpare antigenic shift to antigenic drift. Why does antigenic shift prevent the production of a...

A: Influenza viruses are notable for the frequent antigenic shift that occurs in HA (hemagglutinin) or ...

Q: This is a reducing tetrasaccharide and is made up of 3 different monosaccharides O True O False

A: A tetrasaccharide is a type of complex carbohydrate ( carbohydrates made of many moeities of same/di...

Q: 4. What is the basis for the premis that acquiring knowledge about a particular animal phylum facili...

A: Definition: Kingdom- it is a taxonomic category, lies below the domain i.e. kingdom is second highes...

Q: What is an antibiotic? How do they stop bacterial growth?

A: Answer 

Q: What is the major trade-off plants face when they undergo photosynthesis?

A: In the process of photosynthesis, plants take in carbon dioxide and water from the soil and air drop...

Q: Fertilization does not take place in a moment of passion. It occurs four to five days later. Maybe i...

A: Fertilization is the process of combining haploid gametes (sperm and egg) to generate a diploid zygo...

Q: One form of male sterility in corn is maternally transmitted. Plants of a male-sterile line crossed ...

A: Genetics or hereditary qualities is the investigation of genes and heredity of how certain character...

Q: 19) Which of the following BEST describes an agent that is bactericidal? A) Windex. B) It suspends...

A: There is considerable difference in the chemical composition of the cell wall of bacteria and that o...

Q: In 200-300 words, DISCUSS the importance of BIOREMEDIATION

A: Bioremediation works by encouraging the growth of bacteria that feed on pollutants such as oil, solv...

Q: What are the physiochemical properties of terazosin? With illustration

A: Terazosin  molecular formula is C19H26CIN5O4     molecular weight - 423.9    it is a quinazolin...

Q: A male dog is a carrier for the autosomal recessive disorders centronuclear myopathy (Y/y) and von W...

A: Centronuclear myopathy and von Willebrand disease is an autosomal dominant disease and is a single d...

Q: How long does it take to get in shape? When answerin consider the following: What factors account fo...

A: If you’re consistent about working out and dieting properly for a period of 3-4 months,  At 6 to 8 w...

Q: Hac1 is another chaperone protein that is up-regulated in response to unfolded proteins in the ER. Y...

A: Introduction  Proteins are essential biomolecules that play a wide range of roles in controlling var...

Q: Describe the pathway water would follow from the soil to the stem of a plant.

A: Importance of water:-  Water is the major component of living cells and constitutes more than 90% ...

Q: When added sugar is consumed in excess of calorie needs   1. it suppresses the insulin response  ...

A: Insulin It is a peptide hormone released by the beta cells of the pancreas. It is responsible for re...

Q: Regarding meiosis: select all correct statements: Homologous chromosomes are segregated from one ano...

A: Meiosis is a cell division process in which a single cell splits twice to produce four cells, each c...

Q: Complete the table below

A: The light-dependent reaction is a photochemical reaction that occurs in chloroplast thylakoid membra...

Q: The process of cellular respiration: is when the bonds of a glucose molecule are broken and energy i...

A: Introduction: Respiration is the process through which the nutrients we eat are converted into usefu...

Q: QUESTION 49 Relatively high heritability estimates of warning behavior in a population of rabbi...

A: Relatively high heritability estimates of warning behavior in a population of rabbits on Fisher’s ca...

Q: Identify what is the name of structures of 8, 9, 10.

A: Chromosome:  It is the long DNA molecule with part or all genetic material of an organism. These chr...

Q: 1. Microorganisms are usually measured using in nanometer and microns. Viruses are about only 0.004 ...

A: The study of tiny living creatures such as bacteria, viruses, fungus, algae, and protozoa is known a...

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."