etermine the reason as to why humans have evolved to mount an immune response to their own fetuses if they have a particular set of foreign antigens as in the case of erythroblastosis fetalis.

Q: 7- Eye pressure is the highest pressu that can be found in the body. true O false

A: Intraocular pressure or eye pressure is the fluid pressure inside the eye. Tonometry  can be used to…

Q: Bacteria that can survive in extreme environments are called: a-Anaerobes b-Saprophytes c-Aerobes…

A: (a) Anaerobes : These are the bacteria or other microorganisms which can survive in absence of…

Q: This is a/an: a) phospholipid b) lipid c) fatty acid Od) carbohydrate ОН CH2OH ОН ОН ОН

A: Carbohydrates are polyhydroxy aldehydes and ketones. These are main source of energy in body.

Q: Q8

A: Introduction  A chromosome is a long DNA molecule that contains part or all of an organism's genetic…

Q: Woven bone is characterized by random disposition of fine collagen fibers. O True False

A: Introduction Muscles of the vascular, smooth, and cardiac systems make up the muscular system. It…

Q: slowing of population growth). In Step 1, we explore the effect of changing the age of reproduction,…

A: In 4th graph, population in aye group of 0- 4 are nearly 50 million and reduces in subsequent age…

Q: what are the variations and distinct features of the esophagus, gastroesophageal junction, stomach,…

A: The digestive system's path from the mouth to the anus is known as the gastrointestinal tract. All…

Q: What difference does foot plant or no foot plant make to the functions of the gluteus medius and…

A: Muscles are the body's greatest protein storage facility. Whenever dietary protein is scarce, the…

Q: What is the end product of fermentation? Lactic acid Oxygen Ethanol Two of the above

A: Introduction :- Through the activity of enzymes, fermentation is a metabolic process that results in…

Q: The following story illustrates the development of a high altitude illness. You fly from Vancouver…

A: Although the percentage of oxygen in inspired air is constant with altitude, the partial pressure of…

Q: Asbestosis is a lung disease that is caused by inhaling asbestos, a mineral that was once used as…

A: Asbestosis is a lung disorder. It is caused by inhaling asbestos for a long time.

Q: Which of the following is true regarding bulk transport?

A: Bulk Transport, in Biology, is a type of transport that facilitates movement of particles in and out…

Q: Which statement is TRUE regarding the glycolytic pathway? It includes five phosphate transfer…

A: Introduction  The metabolic process that turns glucose into pyruvic acid is known as glycolysis. The…

Q: 29. Which gland is represented by A in the diagram? a. pituitary gland b. hypothalamus adrenal gland…

A: The ductless gland which secrets specific chemical substances and release them directly into the…

Q: Which describes the role of primase during replication? a. It catalyzes the formation of…

A: An enzyme known as primase creates primers, which are short RNA sequences. Those primers act as the…

Q: Which part of the cytoskeleton attach to integrins?

A: Introduction :- Animal cells primarily bind to the extracellular matrix using integrins as their…

Q: Q1

A: Let the gene be RB and rb. Mother is homozygous dominant RBRB- X RBXRB Father is normal- XrbY   X…

Q: cell that is actively fighting bacteria would have a high number of: Lysosomes Chloroplasts…

A: Introduction: A cell adheres to the item it wishes to engulf on its surface during phagocytosis,…

Q: Q3 What are the safety procedures if you work in the Petroleum refining processes Company Write 20…

A: From constructing well substructure and constructing leasing tanks to chemically processing or…

Q: 3) You have eaten a large bowl of ice creamand your body now works to restore normal blodd sugar…

A: Normally the blood sugar levels are regulated with the help of two hormones insulin and Glucagon ,…

Q: 1. Mr and Mrs Burdesha are planning to start a family. However, Mr Burdesha is concerned that, as…

A: Colour blindness is a rare disorder in which individuals are not able to see specific colours with…

Q: Suppose that one of Pasteur's swan neck flasks had broken, such that the neck came off. What would…

A: In order to determine whether sterile nutritive broth could spontaneously produce microbial life,…

Q: Which neurodegerative disorder affects skeletal muscle stimulation? 1) Alzheimer's disease 2)…

A: Neurodegenerative disorders are disorders of the brain and nervous system. The disorders result in…

Q: Which protein directs the recombination exchange with a DNA that has failed a complete DNA…

A: DNA unwinds and the two strands detach at the "replication origins" a little at a time, like a…

Q: Which is the correct order from smallest to largest? 1) nucleotide, codon, gene, chromosome 2)…

A: In 1866, Mendel discovered the principle of heredity, demonstrating that genes are found in the…

Q: entify the three conditions caused by IgE medicated allergic reaction.

A: The allergens cause type hypersensitivity or acute hypersensitivity, which causes the person to…

Q: Suppose you are lost in concentration while studying biology. Suddenly, the phone rings and it…

A: Introduction The adrenal glands are the endocrine gland. It is situated above the kidney. There are…

Q: Identify the two clinical forms of anaphylaxis and also explain which one is more fatal than other.

A: The early onset of allergic reactions to certain antigens is the basic mechanism shared by all type…

Q: explain the term sac fungi, and how do sac fungi reproduce asexually

A: Introduction   5 kingdom classifications is a type of classification in which living organisms…

Q: B. Modified Stems Observe the species in your surroundings, take a picture of at least three plant…

A: Some of the plants modify their stems to get several benefits to survive in a harsh condition. The…

Q: What is meant by the experimental ablation method of studying the brain? O a. The approach in which…

A: The nervous system is made up of the brain, spinal cord, cranial nerves, and spinal nerves. It is…

Q: 12. Which of these describes the large central area of the neuron shown? a b. cell body dendrite c.…

A: The nervous system is made up of nerves, the brain and the spinal cord. Neurons are the functional…

Q: Identify and label the parts of a sea star

A: Any marine creature with rays, or arms, encircling an illegible central disc is referred to as a sea…

Q: provide example of a parasite that  develop a life cycle involving an intermediate hosts? explain

A: Introduction  An organism that is infected by or consumed by a parasitic or pathogenic organism is…

Q: Define the genetic and environmental factors which influence allergy development.

A: An antibody against a harmless chemical is activated as a result of an allergic reaction that the…

Q: If you are given four nucleotides, how many possible combinations of five letter codons will you…

A: Genetic code Genetic code was discovered by Nirenberg and Mathaei in 1961 , which may be defined as…

Q: What monomer gets added into DNA? Deoxyribonucleoside pentosephosphate  Nucleotide triphosphate…

A: Nucleotides are the building blocks of DNA and RNA. DNA contains deoxyribose sugar while RNA…

Q: draw and explain a diagram of the life cycle of atypical mushroom

A: Introduction  The fleshy, spore-bearing fruiting body of a fungus that normally grows above ground,…

Q: st the three ways to prevent type I Allergic reaction .

A: The allergens cause type hypersensitivity, which is "sensitised" by the person producing a lot of…

Q: Assuming that the level of glucose is low, a mutation in the repressor associated with the lac…

A: The lac operon which is also known as lactose operon is a set of genes that are specific for uptake…

Q: A conditional mutation when there is an alteration to the coding region of a gene  is caused by?…

A: A conditional mutation is a mutation that manifests as a mutant phenotype under one set of…

Q: Fat cells are divided mitoticaly, but are not phagocytic and do not be actively motile.

A: The fundamental units of fat tissue are called fat cells. Adipose tissue, sometimes known as fat, is…

Q: In Drosophila, a female fly is heterozygous for three mutations, Bar eyes (B), miniature wings (m),…

A: In terms of genetics and genomics, linkage describes how closely genes or other DNA sequences are…

Q: how does alcoholic fermentation help in the creation of beer and wine?

A: Alcoholic fermentation is a anaerobic process that is ,it occurs in the absence of oxygen.

Q: explain about intrinsic and extrinsic factors in food microbiology.

A: The connection among microbes as well as other living creatures on Earth is natural, continual, and…

Q: which shape of epithelial cell encountered in the salivary glands O Squamous epithelium O simple…

A: The parotid, sub mandibular and sublingual glands form the salivary glands. Their main function is…

Q: The genes for tall vine D and yellow seed G, are dominant over their respective alleles for dwarf d…

A: D encodes tall phenotype. It is dominant over d allele. The recessive phenotype is dwarf height. G…

Q: Multinucleated smooth muscle results from the fusion of embryonic mesenchymal cells called myoblasts…

A: Although the human body is a singular entity, it is composed of billions of smaller entities of the…

Q: Three linked loci are evaluated to determine the recombination frequency of the loci. To set up the…

A: This is an example of a three-point crossover. Where 3 loci are involved. Each gene has 2 alleles,…

Q: What is the proper way to measure the radial pulse rate of a test subject or patient who has a…

A: Pulse can be defined as a pressure wave which is generated,when the surge of blood creates a…

Defense Mechanism

Circumstances influence and compel people to behave in a certain way. One such behavior is a defense mechanism. It is employed by people to escape from unpleasant circumstances, thoughts and actions. Defense mechanisms are, thus, psychological strategies that help to avert and avoid unwanted feelings such as guilt or shame and situations such as threat and danger.