Exposure ↑ Latency Period Biological Onset Clinical Onset Permanent Damage ↓ Death

Q: Which naturally occurring buffer regulates blood pH? a. H3PO4/H2PO4- b. H2PO4-/HPO4-2 c.…

A: Homeostasis ensures ideal conditions for enzyme functioning and all cell activities throughout the…

Q: What are the hazards on air in meat processing plants?

A: Raising animals for food needs huge amounts of food, land, water, and energy and causes large animal…

Q: The diagram shows a double-stranded section of DNA. Identify the site of transcription initiation on…

A: Transcription  The process of formation of RNA from DNA with the help of RNA polymerase.

Q: Given the structures of the ribonucleotides as (shown in Image A) and deoxyribonucleotides (as shown…

A: Explain;- The polyribonucleotide UAGCCUG consists of six nucleotides, each of which contains a…

Q: Explain the effects of numerous abnormal gene products ?

A: Gene product is either RNA or protein molecules. Gene product is the biochemical material resulting…

Q: Why must glucose be “primed” with a high-energy phosphate bond before it can be degraded in the…

A: Glycolysis is the first pathway of cellular respiration.

Q: Based on your knowledge of the polarity of water molecules, the solute molecule in the center of the…

A: A single Water molecule binds to other water molecule through hydrogen bond while it makes polar…

Q: 4. What are the four macromolecules.?

A: Carbohydrates are mainly divided on basis of their units into :-Monosaccharides(e.g. glucose),…

Q: Which molecule is believed to have preceded the other two during the evolution of life? RNA…

A: Introduction :- When an environmental shift makes new resources available or poses new environmental…

Q: For table 3 which molecules were able to move through the membrane and which were not?how do you…

A: Starch is a white substance that found in food like potato.

Q: 2. When you move the slide to the left with the stage controls, how does it appear to move through…

A: Introduction  A compound microscope is one that focuses a biological specimen using several sets of…

Q: Given the sequence shown below, write the complementary DNA sequence, using the base-pairing rules,…

A: DNA (Deoxyribonucleic acid) and RNA (Ribonucleic acid) are two examples of nucleic acids. DNA and…

Q: The Fischer model of the 1:1 sex ratio predicts that natural selection favors parents who produce…

A: Introduction  Evolution is the gradual change in the inherited traits of biological populations over…

Q: With 46 chromosomes in a human diploid cell, how many chromosomes come from the person’s mother and…

A: A haploid cell has one complete set of chromosomes.

Q: Enumerate the different pharmaceutical compounds that can be sourced from the algal cell walls.

A: In contrast to terrestrial plants, algae have cell walls comprising: Cellulose Carrageenan…

Q: The cells shown in the image are from a rare species of plant and illustrate different stages of…

A: Cell division is an important process that helps to keep the cells growing in number. This enables…

Q: You are using a spectrophotometer to determine the concentration of DNA in a PCR product, but your…

A: The concentration of DNA and RNA should be determined by measuring the absorbance at 260 nm (A260)…

Q: 12

A: We can say that The kidneys are bean-shaped organs and reddish-brown that are found in the posterior…

Q: Give five types of locomotion of invertebrates and describe each.

A: Locomotion is the act of propelling an animal forward and moving from one location to another.…

Q: 1. Explain how an action potential and graded potential are different. Where do they occur on a…

A: Membrane potential is the potential defference between electrical gradient (charge) of inside and…

Q: Mismatch repair

A: DNA Repair: DNA repair is defined as the system of cellular responses which are associated with the…

Q: Choose a protein and describe how the protein shows different detergents take proteins selectively…

A: Detergents are used in protein extraction from biological membranes. Detergents are used to…

Q: Compare, contrast, and differentiate between medical and surgical asepsis. Which one is the best…

A: Asepsis:- it represents a condition in which disease causing pathogens are almost absent. It…

Q: What is the Importance of Anatomical Terminology?

A: Q. What is the Importance of Anatomical Terminology?

Q: Diagram by Punnett square a cross between individuals with the following genotypes: A/a × A/a; A/a…

A: Introduction  A gene consists of a pair of alleles/ factors and can be dominant or recessive. The…

Q: QUESTION 2 In a typical member of Polypodiopsida, the O antheridia and archegonia are both formed on…

A: The member of polypodiopsida is commonly known as ferns. It default from other classes in having…

Q: to be sustainable, the total ecological footprint of an area’s population must be smaller than the…

A: Introduction:- Ecological footprint describes the effect of human population on the environment as…

Q: . Which of the directly (a) DNA RNA Protein (Ⓒ) three to life? Compounds lead

A: Protein is called the building blocks of the life. Proteins are responsible for the cellular life.…

Q: #5

A: A well-planned warm up always is helpful before a long and vigorous physical activity such as…

Q: What are the hazards on land in meat processing plants?

A: Introduction The environmental impact of meat production varies as a result of the wide range of…

Q: The process that occurs in the mitochondria is A. anaerobic B. anabolism C. aerobic D.…

A: Introduction The mitochondrion is a double membrane-bound organelle found in most…

Q: 21. The following is correct about superantigens? A. cause autoimmune disease C. activates B cells…

A: Introduction :- Superantigens (SAgs) are a group of antigens that cause the immune system to become…

Q: Identify the blood vessels on a model or chart. Glomerulus Blood supply of the nephron 10 11 12 13

A: The path of blood flow in the kidney is depicted in the model above. Glomerulus is the filtering…

Q: Epulopiscium fishelsoni is the largest known bacterium, first discovered by Lev Fishelson, then Linn…

A: Given  Bacterium length = 600um or 6 × 10-4 m Bacterium diameter = 80um or 8 ×10-5 m Radius = D/2 =…

Q: The Na+/glucose cotransporter in ION-GRADIENT-DRIVEN ACTIVE TRANSPORT, ________moves down its…

A: Sodium glucose co transporter (SGLT2) is located almost exclusively in proximal renal tubule. It is…

Q: Given the interaction of natural selection, mutations and genetic drift, do you expect a…

A: Introduction Deleterious alleles are those that result in the synthesis of nonfunctional or harmful…

Q: Explain Eukaryotic Cell Structure and Functions.

A: Explain Eukaryotic Cell Structure and Functions.

Q: Evolutionary change occurs at the level of the individual ?true or false

A: Evolution is the process by which species adapt to changing environments over time.

Q: Name: Year and Section: Organelle Role Organelle Role EXERCISE NO. 2 Cell Anatomy and Function 2.…

A: Organelles are specialized structures present inside a cell that performs specific functions of the…

Q: Lipids include komponent of cell membrane), and (such as fat and oil), (the major (containing 4…

A: Lipids are organic compounds that are derived from either fatty acids or contain fatty acids as…

Q: D3

A: Immunity is the resistance to disease. The two important components of immunity are innate and…

Q: act as signals between the components of the feedback loop.

A: Introduction A biological phenomenon known as a feedback loop occurs when a system's output either…

Q: Transfer RNA Selected answer will be automatically saved. For keyboard navigation, press up/down…

A: Introduction :- The physical connection between the mRNA and the protein's amino acid sequence is…

Q: Define the following: chromosome, centromere, centrosome, kinetochore, mitosis, cytokinesis,…

A: Chromosome is derived from  greek words - color meaning chroma and body meaning soma. It is present…

Q: Why is using the appropriate sunscreen important?

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Little ATP is produced during initial breakdown of macromolecules that occurs in the gut.

A: ATP or the adenosine triphosphate is the chemical energy storage molecule that stores the chemical…

Q: You are given the task of determining the approximate % solute of potato cells. You decide to set up…

A: The movement of water or solute molecules across a semipermeable membrane is referred to as osmosis.…

Q: prpc is a normal protein of our neuronal cell membrane that is sensitive to protease action (ie can…

A: The proteases are the protein degrading enzymes. Once the role of proteinaceous enzymes and…

Q: Link each term with the correct definition.

A: In the given question, All given terms are related to DNA molecules. DNA is a deoxyribonucleic acid…

Q: Sickle-cell disease is an autosomal recessive genetic disorder. How many mutated hemoglobin alleles…

A: Introduction  The transmission of characters/genes from parents to offspring is called inheritance.…