O Fewer sodium ion channels would oper

Q: Occluding junction is serves as a channels for communication between adjacent cells. O False O True

A: Cell junctions are structures created by a few different transmembrane proteins, whose principal…

Q: Q1. Discuss the interrelatedness between Biodiversity, Environment and a Healthy Society.

A: Biodiversity is used to refer to the various life forms that exist on the planet earth. The diverse…

Q: Type cell that allows you to sense and respond to stimuli are called: a-Skin cells b-Blood cells…

A: Introduction: Every living thing has to adapt to changes in its surroundings. Once this detection…

Q: Hypercholesterolemia can be an autosomal dominant disorder. A heterozygous female with this disorder…

A: Introduction  High cholesterol levels in the blood is referred to as hypercholesterolemia. Some…

Q: What is the regulatory region of the Trp operon that is involved in alternative transcription…

A: A set of genes known as the trp operon is discovered in the bacteria E. coli and codes for the…

Q: Match each of the following terms to the appropriate description. Each answer may be used only once.…

A: Introduction The nervous system is formed of the nerves and cells, responsible for transmitting…

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: Q1

A: Ocular albinism is a case of sex linked recessive disease. The genes are present on X chromosome.…

Q: Which of the following is true about Purple Sulfur Bacteria? Choose all possible answers.   found…

A: Purple sulfur bacteria are gram negative proteobacteria that are phototrophic , capable of producing…

Q: With hypoxia, which of the following are involved in cell death: 1) decreased intracellular sodium…

A: Hypoxia is a condition of less supply of oxygen to the cells. Due to hypoxia, a situation of ATP…

Q: 1. Which organ systems are the most important systems for maintaining homeostasis? muscular and…

A: The kidneys are crucial for purifying the blood and getting rid of waste products from urine in the…

Q: Saprophytes are organisms that use the complex molecules of dead or dying organisms for energy and…

A: Saprophytes are organisms that use the complex molecules of dead or dying organisms for energy and…

Q: Drinking water supplies are routinely tested for the presence of?   Giardia Cryptosporidium Fecal…

A: Giardia and Cryptosporidium species are very typical gastrointestinal parasites affecting the health…

Q: What is meant by the term “staphylococcus”? Bacteria that are round and arranged in clusters…

A: Introduction : Bacteria occur in four different shapes, which are as follows : A. Spherical or Cocci…

Q: Sarcomere lies between O two I band O two Z line O M lineand Z line O two M line *

A: Muscular system is a part of body system which is involved in regular contraction as well relaxation…

Q: What is the tRNA triplets codon that would fit the mRNA- 5' AUG AUC UAU GGG CCA AUU GCA UGA 3'

A: The three triplets which are complementary to the mRNA sequence forms the anticodon in transfer RNA.…

Q: The external sheath of dense connective tissue surrounding the entire muscle is called perimysium O…

A: we have to explain about the external sheath of dense connective tissue surrounding the entire…

Q: true and the second is false B = if the second ntence is true and the first is false C = if both…

A: Cell consists of cytoplasm in its inner portion. It is enclosed by cell membrane.It includes all of…

Q: QUESTION 11 What property of the voltage-gated potassium channels allows K ions to pass? O a. Two…

A: Cell signaling can be both intracellular and intercellular. Intracellular signals are generated by…

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: 26- answer the question about the cell - 3 parts are there answer all of them  26a Outline the cell…

A: Cell It is referred to as the fundamental constituents of living things. It is a mass of cytoplasm…

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: Halophiles are a type of archaebacteria that live in which type of environment? Oxygen-rich Extreme…

A: Introduction :- Single-celled creatures fall under the category of archaea. These microbes are…

Q: 6.- In a table, illustrate the differences between natural, artificial, active and passive immunity…

A: Introduction Adaptive immune responses are produced by lymphocytes.

Q: Determine the similarities and differences between type II and type Ill hypersensitives.

A: Antibodies are created after the initial exposure to the antigen and circulate in bodily fluids.…

Q: Which part of the ribosome in bacteria, forms the catalytic site for peptide bond formation? A. 16S…

A: Ribosomes are attached to RER. Ribosome is made up of ribosomal RNA and proteins.

Q: What are the functions of adhesion receptors?

A: Receptors are characterised as specific cell membrane structures. They are mostly made of proteins,…

Q: 19- Bone minerals are the major organic fraction, which is about 40% of the weight of solid bone and…

A: Bone It refers to the rigid bone that constitutes part of the skeleton in vertebrate animals. Bone…

Q: 1. What is true of natural selection? The only way to eliminate harmful mutations is through natural…

A: What is true about natural selection  Answer :  Natural selection is a random process.

Q: In meiosis, fully formed spindle fiber can be found in - O only Metaphase I in plant cells O…

A: Spindle fibres are made up of microtubules along with other protein assemblies. The spindles attach…

Q: How does low temperature effect the life processes of cold-blooded animals? Select one: a. increases…

A: Cold blooded animals  Those animals who don't have constant body heat.

Q: Viruses capable of directly use translation are considered to be:   dsRNA Negative ssRNA Positive…

A: The flow of genetic information in a biological system is explained by central dogma and it involves…

Q: How is a provirus related to disease symptoms?         A-the provirus continually lyses cells,…

A: A virus, an unseen microorganism, infiltrates our body. It infiltrates our tissues and then…

Q: True or False A bacteriophage that lacks a capsid structure is considered to be viroid

A: A length of nucleic acid (either DNA or RNA), encased in a protein coat, makes up a virus, an…

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: What disease can occur that can be caused by K+ or Na+ transport channel malfunctioning. What are…

A: Ion channels are transport proteins that are found throughout the layers of the plasma membrane and…

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

A: The replication process produces daughter DNA strand from the parental DNA strand. This is catalyzed…

Q: Explain gel electrophoresis?

A: DNA is a prerequisite for all life. It contributes to heredity, protein-coding, and the genetic…

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

A: The stable internal, external, and chemical circumstances that are sustained by living systems are…

Q: Measles is an example of a disease caused by a bacterium. True False A dormant virus can be…

A: The viruses are microbes which proliferate only inside the host. These can not grow and reproduce…

Q: The function of DNA polymerase III is to? Choose below. Add nucleotides to the 3' end of the primer…

A: Replication is the process of producing identical replica of DNA molecule from the original DNA…

Q: Which of the following is not true about starfish eggs? Choose all possible answers a. eggs are…

A: Echinoderms with a star form that belong to the class Asteroidea are known as starfish or sea stars.…

Q: Which statement BEST DESCRIBES the tRNA structure? A. Amino acids bind to the 5′ end of the tRNA…

A: Introduction: A significant class of ribonucleic acids is called transfer RNA (tRNA). During protein…

Q: Identify the limitations of the HACCP system.

A: Hazard Analysis Critical Control Point (HACCP) is a systematic set of rules for food safety…

Q: Which of the following is an example of a noncommunicable infectious disease?   infection with a…

A: Introduction :- A disease that cannot be spread directly from one person to another is referred to…

Q: Which of the following is NOT a structure involved in the movement of bacteria?l Cilia Sex Pilus…

A: Bacteria are single-celled organisms that are small in size. Bacteria can be found almost anywhere…

Q: With ischemia, which of the following occurs in cells? Decreased: 1) sodium diffusion into cells 2)…

A: The answer is (4) active transport of sodium out of cells.

Q: The unicellular gland that secrets mucus is the goblet cell which lines the small intestine and…

A: Goblet cells, which secrete mucus, are present. Mucus helps lubrication, protection, and simple…

Q: 6. How do steroid hormones affect cells? They release messenger molecules. They attach to receptors…

A: Blood is a body fluid in the circulatory system of humans and other vertebrates that delivers the…

Q: Define gel electrophoresis?

A: Gel electrophoresis on agarose or polyacrylamide gels is a powerful technique commonly used to…