Organisms growing anaerobically cannot perform glycolysis for long without reducing the pyruvate from glycolysis into another compound, most commonly to lactate or to ethanol plus CO2. Which of the following provides the best explanation for sustaining anaerobic glycolysis? O Lactic acid has to be reduced to regenerate NADH O Pyruvate has to be reduced to regenerate NADH Pyruvate has to be reduced to regenerate NAD+ Lactic acid has to be reduced to regenerate NAD+

Q: A strand of DNA contains the base pair 5’-T-C-A-G-C-A-T-3’. Give the base sequence on the…

A: Answer

Q: What is the article about? b.    When did this happen? c.    Where did it take place?

A: the cause of these cases of hepatitis is unknown," say the ECDC, which clarify that none of the…

Q: (vi) Taqpep is a protease that controls tabby patterning in multiple cat species. A protease is an…

A: The Taqpep is a transmembrane protein of M1 amino peptidase family.  It is a protease enzyme means…

Q: What is the relationship between the severity of symptoms and the size of the chromosome involved in…

A: More the size of the chromosomes involved in the trisomy, more will be the severity of symptoms.…

Q: What is genetic drift?

A: Introduction In this question we will discuss about the genetic drift.

Q: Which of the following DOES NOT define a gel? O a.it is in a semi-solid state O bit is connected at…

A: Option C)

Q: Describe the club fungus life cycle.

A: Fungi are group of eukaryotic organisms that includes unicellular microorganisms like yeasts and…

Q: (i) What type of transmembrane protein is it? || (ii) Does it have an N-terminal peak above 2 on a…

A: Membrane proteins are responsible for most of the dynamic process carried out by membranes. Most…

Q: Diets aimed at reducing coronary heart disease should be: O low in trans-fatty acids and low in…

A: Coronary heart disease refers to the disease involving the coronary arteries ( arteries which supply…

Q: 1. The enzyme that fills the gaps between the Okazaki fragments is ________. a.DNA polymerase…

A: Introduction DNA, or deoxyribonucleic acid, is the carrier of genetic information from generation to…

Q: Provide the mechanism of Merrifield Resin synthesis taking any tripeptide. Explain one method of…

A: One peptide folded in a certain way, or numerous peptides folded together, makes up a protein. Such…

Q: 4. Which one of the following is NOT a nonessential amino acid? A. Alanine B. Cysteine C. Proline D.…

A: 4 Question) Which of the following is not a non essential aminoacid? Answer ) D.  Methionine is a…

Q: How do you think the evolution of mammals (including the emergence of humans) might have been…

A: Mammals evolved from members of the reptile order Therapsida during the Triassic Period…

Q: (b) How is ATP converted to ADP by glucose? Explain. Why is there intake of phosphoric acid by…

A: Cellular respiration is a metabolic process in which glucose is converted into carbon dioxide,…

Q: . What is Ringworm? What are the different types of ringworm?

A: Ringworm is A highly contagious fungal infection of the skin or scalp. Ringworm is spread by…

Q: After a naive B cell encounters a 1 and binds an antigen with its2 it enguifs and degrades the…

A: Immune cells are of two types: B -cells and T-cells. The B-cells which has never encounter any…

Q: . Mention the characteristics of a true-breeding line.

A: The following are the characteristics of true breeding:

Q: Q.5. How are the alleles of a gene different from each other? What is its importance?

A: Alleles are different variants of the same gene that are genetically distinct. For example, a gene…

Q: /MHC deficiency?

A:

Q: Which of the following statements describes one reason that plant oils are generally healthier for…

A: Fats and oils are generally lipids. It composed of glycerol and fatty acids. Fats of animal origin…

Q: Illustration of stages in Meiosis 2 with 10 chromosomes, explain briefly

A: Meiosis is a type of cell division that occurs in sex cells at the time of gamete formation. It…

Q: Question 12 Five sweetener samples (labelled A to E) were tested by 97 individuals for the intensity…

A: Carbohydrates They are macromolecules and are one of the three main ways by which our body obtains…

Q: subset of African diversity can be found in the genomes of all populations existing today. a. A…

A: The gap in the information not be so wide. Africa, the most hereditarily diverse landmass, is where…

Q: Spongy bones do not have a haversian system. a) False b) True

A: Introduction - Compact bone is more dense and lighter than spongy (cancellous) bone. Plates…

Q: Electrical impulses travelling from a point of origin to adjacent regions of the cortex is referred…

A: A sudden uncontrollable electrical disturbance on the brain is known as seizure. Causes change in…

Q: What is meant by 'B lymphocytes are sensitive to clonal deletion'?

A: Introduction - B lymphocytes are immune cells that originate from bone marrow stem cells. B cell is…

Q: In a certain African population, 4% of the population is born with sickle cell anemia (aa).…

A: p2 + 2pq + q2 = 1 and p + q = 1 p = frequency of the dominant allele in the population q = frequency…

Q: Match the organs with their functions pancreas a. production of saliva b. secretes pancreatic juice…

A: The Digestive System: The digestive system breaks down the food into smaller pieces so that it can…

Q: Which statement about energy flow in ecosystems is accurate? A.Energy flow reaches an equilibrium…

A: Environmental science is one of the sciences that we must learn that every living thing on this…

Q: Question 3 What are the diseases associated with hypocomplementaemia and which complement deficiency…

A: Hypocomplementaemia is the disease of the immune system in which the amount of the complement…

Q: lence: -T -G FG -A If RNA primase used this section of DNA to make a primer, what would be the…

A: RNA primase is an enzyme used in DNA replication. It produces RNA primer.

Q: Identify the stages of mitotic division observed in one of SimpLENI's slides labeled as A, B, and C.…

A: The stage labeled as A is Telophase. Telophase is the 4th stage of mitosis where the sister…

Q: What does a rabbit need that it makes for materials found in it’s environment

A: All living things have basic needs, same way the rabbit needs food, water and shelter to live in.

Q: What information can be inferred from this graph? 250 200 Diabetic subject 150 100 Normal subject 50…

A: The screening and diagnostic test for type 2 diabetes mellitus is Oral glucose tolerance test (…

Q: Question 27 Match the blood glucose source with its fate/outcome. v Non-carbohydrate A. Carbon…

A: “Nutrients are the compounds found in food that give us energy, allowing us to heal and develop,…

Q: Question 20 Membranes with unsaturated fatty acids in their components are more flexible and fluid…

A: Membrane contain lipids which contains the unsaturated fatty acid . And the unsaturated fatty acids…

Q: Match the description on the left side to the correct term from the choices on the right side.…

A: The living world comprises of the plants, the animals and the microorganisms which we cannot see…

Q: Explain why chytrids are considered an ancient fungal group.

A: Microscopic organisms are referred to as microorganisms. Bacteria, archaea, protozoa, algae, fungi,…

Q: what ate the 3 levels of biological organization of E.coli? Please answer asap and type your answer…

A: First let's discuss what is levels of biological organization,  Living things are organized into…

Q: protein: Sterol transport protein Identification of an orthologue present in humans A description of…

A: * Orthologous genes are originated by descent from single gene of last common ancestor like that the…

Q: List the characteristics of fossils.

A: The following are some of the characteristics of fossilised organisms:

Q: The Earth’s atmosphere consists of 78% nitrogen. Why do you think that plants and animals can’t use…

A: Earth’s atmosphere contains a huge amount of nitrogen gas. But this nitrogen is unavailable to…

Q: Telomerase is a reverse transcriptase enzyme that carries its own RNA molecule (Figure 1(a)). The…

A: Telomerase is an enzyme which maintain the length of the telomeres of chromosome by adding the…

Q: Which is a common cause for the production of oncogenes?   a. defective ion channel proteins…

A: Cancer  The continuous uncontrollable division of defective cell can leads to the cancer.

Q: vectors. Examine Figure 2 below. Provide three (3) qualitative descriptions of the P. falciparum…

A: Plasmodium falciparum is the causal agent of malaria in humans. It is transmitted to humans by the…

Q: a. Give one reason why a country with a high HIV infection rate may have better quality healthcare…

A: Acquired immunodeficiency syndrome (AIDS) is a caused by a virus named HIV (human immunodeficiency…

Q: The following graph shows the trends in bacteria and viruses after they infect an organism.   Part…

A: Introduction Bacteria are minute, single-celled organisms that can be found in large numbers in all…

Q: Question 15 A patient is brought to the hospital and has suffered extreme blood loss. The patients…

A: Donor for the blood transfusion :-

Q: Why is colour blindness more prominent in males than females?

A: Introduction In this question we will discuss why colour blindness is more prominent in males than…

Q: Syneresis is a process by which there is the loss of water trapped within the gel matrix through the…

A: The given statement above is true