How serous membranes protect organs from infection

Q: Explain the processes involved in autopolypoilization as well as allopolyploidization and how these ...

A: Autopolyploidy is a type of polyploidy in which there is a numerical increase of the ame genome, tha...

Q: This is the 6 step scientific method told in class but I don’t understand that well please explain i...

A: The scientific method is a sequence of steps which have been determined empirically to prove a hypot...

Q: In the body, vitamin E 1.   is incorporated into chylomicrons. 2. functions as a fat...

A: Vitamins are the organic compounds that an individual requires in small amounts for the growth and d...

Q: What is a microaerophile?

A: Prokaryotes require different environmental conditions for their survival. Some prokaryotes survive ...

Q: Differentiate between humoral and cell-mediated adaptive immunities. Describe how both immunities ar...

A: In the immune system, there are two types of immunity which are present. One is innate immunity, whi...

Q: Melatonin supplements are associated with a reduction in oxidative damage but there is little scient...

A: Melatonin is a hormone released by the pineal gland and controls the sleep-wake cycle.

Q: TRUE or FALSE. The Enterotube II can only be inoculated using a culture from a nutrient broth media.

A: Enterotube is a plastic tube  comprising of nine biochemical tests, that occur in separate compartme...

Q: Catalase test What is the reagent used in this test?

A: It is required to identify the reagents that are used in the Catalase test.

Q: How does non-compliance with antibiotic treatment regimens lead to the generation of drug resistant ...

A: Antibiotics are drugs used to treat bacterial infections. Antibiotics have been used for a long time...

Q: What evolutionary mechanisms might produce adaptations? I know natural selection is one of them

A: Adaptations are the changes which are brought about in different organisms with reference to those i...

Q: How would a lack of helper T cells affect the antibody-mediated immune response?

A: The adaptive immune response of the body is initiated by the entry of an antigen. The adaptive immun...

Q: 2c. What are the advantages to cultivating perennials as food crops?

A: Food crops are plants that are used for consumption and include grains, spices, legumes, fruits, veg...

Q: What is the tissue types of the following? Peritoneum, Mesentery, Duodenum, Jejunum, Illium, Villi, ...

A: The gastrointestinal system or digestive system is an organ system of humans and mammals which invol...

Q: Chlamydia may result in any of the following except A) urethritis in males. B) neonatal conjunctivit...

A: Sexually transmitted diseases (STDs) are disease transmitted by sexual or genital contact. It is cau...

Q: what is the sodium/potassium exchange pump?

A: The sodium potassium exchange pump is found on the plasma membrane of all the animal cells. The sodi...

Q: what part of interphase II is crucial in meiosis for the producttion of haploid cells?

A: During the formation of haploid cells or gametes, the process of meiosis occurs twice (Meiosis I and...

Q: Differentiate between the various major blood types and why they are important.

A: In blood, there are two main systems which determine the blood type of an individual, namely the ABO...

Q: What are the similarities and differences between Aerobic Respiration and Lactate Fermentation? Incl...

A: The lactic acid fermentation is the formation of the ATP in the absence of oxygen, through glycolysi...

Q: How does the UV radiation control the microbial growth affect of cells?

A: It is required to describe the affect of ultraviolet radiation controlling the microbial growth of t...

Q: Have homo sapiens stopped evolving?

A: Evolution is described as the change in the characteristics of a population or species over time or ...

Q: develop a testable hypothesis about the effect of different alcohols on the permeability of biologic...

A: A hypothesis is formulated based on a question, which in turn is based on an observation. Here, an ‘...

Q: What is the function of the external nares, nasopharynx, oropharynx, laryngopharynx and the alveolar...

A: The lungs are one of the significant organs present in the human body. The lung consists of five lob...

Q: Which of the following factors can explain why vitamin D deficiency is on the rise? 1. incre...

A: The question asks to choose the factor that is the reason for the rise of deficiency of vitamin-D.Ex...

Q: Explain how an enzyme functions (activation energy, active site).

A: A substance that assists a chemical reaction to occur is known as a catalyst. Special biomolecules t...

Q: Where do high energy electrons come from in chloropasts? Mitchondria?

A: The cell is the basic unit for structural and functional activities in a living organism. For differ...

Q: What stage of infection did the primaquine treat?

A: Malaria is a life-threatening disease caused by Plasmodium parasites. Infected female Anopheles mosq...

Q: If carbohydrates are unavailable for cellular respiration, other organic molecules can be broken dow...

A: Cellular respiratory pathways usually utilize carbohydrates for the generation of energy in the form...

Q: DNA coding strand ATG GGA ATT CGC can not get this what the sequence of the complementary template o...

A: The DNA strand which functions as template for RNA synthesis is known as template strand, minus stra...

Q: The mutation for drug resistance in Mycobacterium tuberculosis, the bacteria that causes the disease...

A: M. tuberculosis is a bacterial species which is responsible for causing tuberculosis of all kinds (p...

Q: What does cellulose and lignin provide for the plant?

A: All plant cells are made of cell walls. The cell walls contain cellulose and lignin. Lignin is speci...

Q: describe the differences in chromatid cohesion in meiosis and mitosis?

A: Sister chromatid cohesion means the cell division process during which sister chromatids get paired ...

Q: In addition to bacterial infection, what are the other causes/types of meningitis?

A: Meningitis is the swelling of the protective membrane (meninges) of the spinal cord and the brain. T...

Q: What is the name of the flux from carbon in the atmosphere moving to carbon in the ocean?

A: Carbon is one of the most abundant elements present on the Earth in many forms or states of matter. ...

Q: Were the homo neanderthalensis the first to make blade tools?

A: Homo neanderthalensis are the extinct species closest to Homo sapiens. The defining features of this...

Q: why should the light be dimmed when looking at living cells

A: The question asks about the reason for dimmed or reduced light while looking at the living cells.A l...

Q: what is the function of the parietal pleura, visceral pleura, lobes of the lungs, alveoli, pulmonary...

A: Lungs are considered as the major organs of the respiratory system. Lungs are a pair of air-filled o...

Q: How do bryophytes get water?

A: Bryophytes are non vascular seed plants that inhabit moist regions. They include mosses, hornworts a...

Q: Which of the following would not increase Cardiac Output? A. increase blood epinephrine concentratio...

A: The amount of blood pumped by the ventricles in 1 minute is measured in terms of cardiac output (CO)...

Q: What are some of the disadvantages of using natural penicillin for treatment of infections?

A: Antibiotics are antimicrobial substances that control or inhibit the growth of microorganisms, parti...

Q: Discuss how changes in organisms within an environmental affect their survival. Specifically discuss...

A: Click to see the answer