Q: What are the Importance of the origins of amniotes?
A: All fully terrestrial vertebrates are classified as amniotes, which also includes all living reptile…
Q: Stanley Miller’s classic experiment suggests that ______ ______ of organic compounds may have been…
A: Scientists estimate that the universe is around thirteen thousand eight hundred and twenty billion…
Q: When body temperature becomes elevated, two things happen in the skin to help cool the body.…
A:
Q: Which of the following nerve fibers exhibits EFFERENT nerve function? Group of answer choices:…
A: Nerve cells or neurons are important components of the nervous system that functions to carry signal…
Q: Describe the virulence factors associated with some Gram-negative bacilli and cocci.
A: Virulence is the ability of a microorganism to infect the host cell and cause a disease. Virulence…
Q: The PCR reaction contains deoxynucleotide triphosphates (dNTPs) in order to construct new DNA. There…
A: PCR is a sensitive technique which helps in making rapid amplification of a specific DNA segment.…
Q: If a stain cannot be removed from an objective using a lens-cleaning paper, what further measure can…
A: When an objective or other component is left exposed on a bench for even a brief time, such…
Q: uppose that the population attributable risk (%) of osteoporosis due to calcium deficiency has…
A: Population Attributable Risk (PAR) : The incidence of a disease in a population due to exposure…
Q: 2 11 E III IV 6 HOOL od 1. The pedigree above shows the passing on of colorblindness. What sex is…
A: First know some basics about pedigree symbols and representation from the figure below.…
Q: 4. You are working with a solution that has [H*] = 1.0 x 10⁹. a. Write this out as a decimal: -5 mol…
A: The pH of a solution is defined as the negetive logarithm (base 10) of the hydrogen ion…
Q: why is the tube passed through the flame after removing and before replacing the cap
A: It is a aseptic technique follows during the inoculation of pure culture of microorganism. This…
Q: Cyclic photophosphorylation b. removes electrons from sugar. creating a proton gradient. requires an…
A: Oxidative phosphorylation is a metabolic pathway of generating ATP molecule by phosphorylation…
Q: In tomatoes, dwarf (d) is recessive to tall (D), opaque leaves (g) are recessive to green leaves (G)…
A:
Q: Q6. In persisting disorders, there is no known effective method of prevention or known cure…
A: Persistent depressive disorder aka dysthymia is a chronic condition in which there will be life long…
Q: review the evidence for and against the importance of inflammatory response genes in adenocarcinoma
A: An adenocarcinoma is a condition of cancer that can start in the glands that line the organs'…
Q: Let’s consider vmax. Recall that uncompetitive inhibitors bind to the enzyme only after the substate…
A: Enzymes are biocatalyst that performs specific chemical reaction within our body. They are…
Q: Distinguish between Lamark’s ideas and Darwin’s theory of natural selection?
A: Natural selection is mechanism of evolution same like mutation, migration and genetic drift. Natural…
Q: a) Please predict the results from the DNA gel for both samples 1 and 2 by drawing the bands in the…
A: In both the samples, there are 2 bands of lengths 4000nt and 500 nt. Because in type 2 intron…
Q: The correct pathway for the generation of a protein that may be used to generate morhpogen gradients…
A: The DNA (deoxyribonucleic acid) and RNA (ribonucleic acid) are two types of nucleic acids that are…
Q: C4 and CAM plants are more efficient than C3 plants because th reduce O2 concentration. have no…
A: Introduction C3, C4, and Crassulacean acid metabolism (CAM) are the process of photosynthesis in…
Q: from the graph above what you can say what type of survivorship curve this belong too? what…
A: Introduction Population ecology describes how members of a population engage with and adapt to…
Q: How do two alpha-helices at the constriction point of the Aquaporin 5 transporter protein prevent…
A: Aquaporin 5 It refers to the water channel protein which is involved in the generation of saliva,…
Q: 7. More than 100 genes cause deafness when mutant. What is the most likely mode of inheritance in…
A: Inheritance pattern is a pattern which evaluates how traits are transmitted from one generation to…
Q: INSTRUCTION: Complete the following table. CAUSATIVE AGENTS DISEASES SYMPTOMS TREATMENT…
A: Any organism that causes diseases is a pathogen. The term disease refers to any condition that…
Q: 4. What are the genotypes of the pea plants that would have to be bred to yield one plant with…
A: Introduction :- The genetic make-up of a single cell or organism, known as its genotype, affects or…
Q: anterograde p!cu
A: Solution:- A protein that is translated on the rough ER and destined for secretion will follow a…
Q: Given the following, the sequence of urine flow in the urinary tract is: i. Renal papilla ii. Major…
A: Introduction: The nephron is the anatomical and functional component of the kidney. Every adult…
Q: how the drug affected brain cells at the cellular or molecular level
A:
Q: Electrolytes that release hydrogen ions in water are Group of answer choices A) bases. B)…
A: Answer: Acids are chemical substances that react with water to release hydrogen ions (H+). For…
Q: Which of the following will result in an INCREASE in the levels (# of molecules) of the…
A: Enzyme beta-galactosidase (also known as β- gal) is coded by z gene of the lac operon. The…
Q: haired (recessive allele). The litter which results contains two short-haired and three long-haired…
A: Two cats are mated. One of the parent cats is long-haired (recessive allele). That means one of the…
Q: explain what is releasing hormone
A: Releasing hormone is a harmone that helps in release of another hormone. They are sent from the…
Q: Preparation for a lower-body exercise starts in the pelvis. in the gluteals. from the floor…
A: Human body consist of two girdles to which limbs and vertebral columns are attached.
Q: Based on this chart, which way will sodium be pumped? Typical ionic concentrations Squid Giant Axon…
A: Sodium-potassium pump (NaKATPase) could be an "imperative transmembrane ATPase" found in animal…
Q: rate of oxygen production- This graph shows a. b. d. e. 350 400 450 500 550 600 wavelength (nm) an…
A: Photosynthesis is measured by the rate of oxygen production, and we need to find what this graph…
Q: what is the hydrodynamic stress of bioreactors when there are cellscultures?
A: Hydrodynamic stress is defined as the pressure exerted due to motion of fluid as water. Hydrodynamic…
Q: What is the energy requirement to transport 2 mol of K+ across the membrane by the Nat-K+ ATPase…
A: We need to find how much energy is required to move 2 mol of K+ across the membrane from outside to…
Q: DNA ligase Obrings nucleotides to the nucleus seals Okazaki fragments separates the replicating…
A: Introduction DNA ligases are the enzymes that are required by all organisms to sustain the…
Q: In the Kotukutuku plant, Fuchsia excortiata, why do pollinated flowers remain attached to the plant…
A: Vascular plants, sometimes known as blooming plants, are angiosperms. They have roots, stalks, and…
Q: How do you determine that an element is essential for plant? 2. How does an ion move from an…
A: In a plant there are approximately 40 different types of minerals. Out of which carbon, hydrogen,…
Q: Female pig Emmy Lou (straight tail, white-haired) with the haplotype cH/Ch was mated to a…
A:
Q: label the plant cell
A: Plant cells are eukaryotic cells found in green plants belongs to the kingdom Plantae. *Their…
Q: How do the hyoid muscles change during the evolution of vertebrate classes?
A: Darwin's theory states that the features of living organisms change from generation to generation…
Q: It is correct to assume action by the adaptive defense when: O antibodies are produced. specificity…
A: 1) The first statement is incorrect and rest all are correct i,e the lymphatic vessels are not…
Q: You have are diluting down a concentrated stock of bacteria in order to grow them. Starting with 2.1…
A: A thick solution can be made into a more useful concentration by performing a series of sequential…
Q: As described in Chapter 5, not all inherited traits are determined by nuclear genes (i.e., genes…
A: Nuclear transfer technology is used in animal cloning to produce the organisms which are genetically…
Q: 13 14 15 16 17 18 19 Our perception of the pull of gravity and linear acceleration is the result of…
A: The answers of all the questions are given below in order, along with the question number.
Q: The composition of lipids in the outer and inner monolayers of a cell membrane are usually…
A: One of the cell organelles present in both prokaryotic and eukaryotic species is the cell membrane.…
Q: Describe the general morphological characteristics of Gram-negative bacilli and cocci.
A: Bacteria are generally enclosed in a porous, but rigid cell wall. This cell wall protects them from…
Q: . Why do some microorganisms characteristically form growth of the pellicle type?
A: Introduction Membranes are very crucial structures that perform several important functions such as…
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- Briefly explain the difference between a receptor antagonist and a receptor inverse agonist. Describe both the resulting receptor conformation as well as the signal transduction.Describe different axon guidance mechanisms. Compare and contrast netrins, semaphorins, cadherins, and ephrins: in what way are netrins and cadherins similar in effect, and in what way are they different? In what way are semaphorins and ephrins similar, and in what way do they differ?Describe the mechanism of axon pathfinding. Include the parts, how they interact, and the consequences for signaling by netrin and slit, via the Rho family of small GTPases and the actin cytoskeleton
- explain in detail ephrin receptor EPHB2 receptor interaction with PDZ ligand. give full step by step explanantion.Usually LTP requires repeated learning trials to occur but single trial LTP is possible. Explain. What is some of the evidence to support single trial LTP?Trace the sequence of events in signal transduction for each of the following second messengers: cyclic AMP, inositol trisphosphate (IP3), diacylglycerol (DAG), and calcium ions.
- EXPLAIN THE RECEPTOR THEORY AND THE FOUR RECEPTOR FAMILIES. WHAT CLASS OF MEDICATION IS VERAPAMIL, AND HOW DOES IT WORK?receptors can be divided into for catagories on the basis of their associated mechanisms of signal transduction list themBriefly describe the significance of drug clearance. How it affects the maintenance dose of the drug? List the major superfamilies of receptors that are involved in signal transduction. How it represents the targets of clinically used drugs? Give some examples
- The drug Celebrex selectively inhibits PTGS2 while aspirin and other NSAID’s inhibit both PTGS1 and PTGS2 in the same way. Why do you think researchers wanted to discover a selective inhibitor to PTGS2?Receptors, such as G-protein coupled receptors (GPCRs) are common drug targets.Ligands that target receptors are often characterised as being agonists orantagonists. Explain, with the aid of figures as appropriate, what these two termsmean.What is signal transduction? Illustrate and describe the molecular events in signal transduction pathways involving 1) G-protein-coupled receptors and 2) enzyme linked receptors.