What are exons and introns? How do they relate to premRNA and posttranscriptional processing?

Q: 28 29 30 31 32 33 34 35 Figure 6.3. Torso, Posterior Figure 6.3 A. Deltoid B. External oblique C. In...

A: A muscle is composed of a group of muscle fibers, and the plasma membrane of the muscle fiber is ref...

Q: Which of the following tests may be useful for identifying for cognitive deficits? Select ALL that a...

A: Cognition is a function of the brain, it processes and acquires knowledge through experience, senses...

Q: Microscopic structures of the alveolar sac: 9. (tube) (blood vessel) alveolar pore alveolus cartilag...

A: Alveoli forms a tiny sac like part of lungs that functions to take oxygen and allows it's exchange t...

Q: 1 2

A: Amphioxus are filter feeders that are morphologically similar to fish. The scientific name of the or...

Q: Identify the components of the pleural membranes?

A: The lungs are surrounded by a double-layered membrane. This membrane is known as the pleural membran...

Q: If the respiration rate increases, CO2 is eliminated from the blood. Whateffect does this change hav...

A: The blood is a form of connective tissue that consists of many ions and cells. The pH of the blood i...

Q: 1. The shape of the cell bodies of upper and lower motor neurons are structurally classified as     ...

A: Thanks for posting the question. We follow companies policy of answering one question at a time. So ...

Q: Label figure 6.4. Left Upper Extremity, Anterior(A); Posterior(B) below by choosing the letter of th...

A: The labels of the parts of the figure are given below: A- Abductor pollicis longus: 49 B- Biceps lon...

Q: Name the organs of the cardio-vascular system?

A: The cell is considered to be the basic structure as well as a functional unit of the majority of lif...

Q: Large arteries such as the aorta stretch with each pulse of blood, so they contain lots of ____ tiss...

A: Arteries are high-pressure blood arteries that transport oxygenated blood from the heart to the rest...

Q: What would happen if no carbonic anhydrase were present in red blood cells?

A: An enzyme called as carbonic anhydrase is present in red blood cells. The function of this enzyme is...

Q: 7. Describe a ligand-gated channel signal pathway. What effects can opening or closing an ion channe...

A: The nervous system regulates body physiology and helps in perception of the environmental conditions...

Q: Name the three major chemical buffer systems in the body?

A: The solution which is able to resist the change in pH on adding an acid or base is a buffer. When a ...

Q: Describe the locations of intracellular andextracellular fluids

A: The major composition of the human body is contributed by water, where the water content for adult w...

Q: From where does Fetal Lung Fluid originate?

A: The mother's placenta supports the baby "breathe" when evolving in the womb. Oxygen and carbon dioxi...

Q: List the specific components of the Ground Substance in Connective Tissue (CT). List each of 3 CT fi...

A: Connective tissue is the most abundant and widely distributed tissues in the body. It provides prote...

Q: What is immunity?

A: Any living organisms can be affected by the infection. Any foreign cells that enter the body are ref...

Q: Corn develops from a seedling with a single cotyledon, displays parallel veins on its leaves, and pr...

A: Gymnosperms: Gymnosperms are seed-bearing plants and are well-developed with root, stem, leaves, and...

Q: What is the maximum arterial-venous oxygen content?

A: Blood when leaves the lungs, it normally has an oxygen content of 16 to 24 mL/100 mL blood and an ox...

Q: What is the difference between genetic and phenotypicsex?

A: In biology, sex determination is the process where the sexual trait of an organism is determined. Th...

Q: Hair and fingernails are similar because ____

A: Organs that work towards the same function together form an organ system. The digestive system, resp...

Q: Name the serous membrane–lined cavities of the trunk.

A: Serous membranes are smooth tissue membranes. These membranes cover the lining of the contents and i...

Q: Describe Dynamic Maneuvers of Ventilation?

A: Ventilation is the process of exchange of air between the lungs and the atmosphere so that oxygen ga...

Q: Which structure is highlighted?

A: The respiratory system involves organs and tissues that help us breathe to get oxygen into the lung ...

Q: An example of negative feedback mechanism is the control of blood glucose levels by insulin.  A ____...

A: Insulin is a peptide hormones which is secreted by the beta cells of islets of Langerhans. It help i...

Q: endomembrane Turner mosaic archaeon homeostasis Telomeres Endocrine antiparallel flagella cytogeneti...

A: Biology is a branch of science that studies living organisms. It includes a lot of fields ranging fr...

Q: List the stages of mitosis and the main processes that occur in each one?

A: Mitosis is a mode of cell division in which the daughter cells are genetically similar to the mother...

Q: The primary role of calcium in skeletal muscle contraction? Select one: a. Cause depolarization of t...

A: The mechanism of contraction of skeletal muscle was based explained through sliding filament model. ...

Q: Map the flow of blood into and out of the kidney. Listwhich structures carry oxygenated blood and wh...

A: Almost 20% of the blood from the heart is pumped to the kidney. This helps infiltration of the metab...

Q: Spermatogonia divide by mitosis to form a newspermatogonium anda. a sperm.b. spermatids.c. a primary...

A: All living organisms are made up of cells. The cells are the basic structural and functional unit of...

Q: While drinking many beers one night, Jason noticed that hehad to urinate more frequently. The follow...

A: The urinary system is involved in filtering the blood, removing metabolic wastes and excreting them....

Q: Can you prevent the brown sequard syndrome?

A: Brown Sequard Syndrome (BSS) is caused because of the injury of the spinal cord on one side, as a re...

Q: List several functions of the spleen.

A: The lymphatic system consists of a network of vessels, tissue, and ducts that carries a clear fluid ...

Q: Which of the following organs may be directly affected by malrotation of the caudal limb of the prim...

A: Malrotation is an abnormality of the intestine that occurs in early pregnancy when fetal intestines ...

Q: Microscope As the mechanical stage is moved, the image moves in the same direction that the stage ...

A: Microscope is used to magnify an object. 

Q: 8. Match the portion of the ECG with the description. P wave A. This segment is elevated in acute my...

A: 8. The planned sketch is named an electrocardiogram . The varied waves that include the ECG represen...

Q: All of the following are characteristic of delayed onset muscle soreness (DOMS) EXCEPT: It is more e...

A: We can say that DOMS or delayed onset muscle soreness is referred to as muscle fever. DOMS is the fe...

Q: Which of the following diseases are forms of motor neuron disease? Select ALL that apply       Pa...

A: Neurons are nerve cells. Motor neurons are responsible for movements in the body. The upper motor ne...

Q: Name of the Label of the Muscle? Can you help

A: We can say that The muscle cells comprise protein filaments, namely, myosin and actin, that slide up...

Q: Describe the functions of each of the major components of plasma.

A: The clear, straw-colored watery portion of the blood is known as plasma, which accounts for 55% of t...

Q: Does the Atrioventricular (AV) Relationship Appear to be Normal?Is the AV conduction ratio 1:1?

A: Atrioventricular (AV) disorders are the group of disorders in which conduction of the atrial impulse...

Q: Identify the regions of the uterine tube

A: Bilateral pipes between the ovaries and the uterus in the female pelvis are the fallopian tubes and ...

Q: Which immunoglobulins are most abundant, and how do they differ from each other?

A: Human antibodies are categorized into five isotypes (IgM, IgD, IgG, IgA, and IgE) according to their...

Q: explain how does sodium potassium pump works?

A: Primary active transport is coupled directly with a metabolic source of energy such as ATP hydrolysi...

Q: Antebrachium Antecubital Area Axilla Brachium Buttocks 10 11 •3 Calf 15 Costal Region 14 Cubital Are...

A: Regional anatomy can be defined as the study of body structures present in a specific region. Region...

Q: How do social & human issues influence science?

A: Man is a social animal and like any other social animal whatever he does or doesn't do depends on wh...

Q: 1. Match the heart structure with the description. Mediastinum A. The thinner, more delicate membran...

A: The heart is the organ of the human body that is responsible for pumping the blood and helps in its ...

Q: 2. Salivary amylase, an enzyme in saliva that breaks down starch, has an optimal pH of 6.7-7.0. Expl...

A: -The mechanical and chemical digestion of carbohydrates (Starch) begins from mouth. - The masticatio...

Q: What do the paranasal sinuses include?

A: Paranasal sinuses are referred to as the hollow spaces at a present within the bones surrounding the...

Q: NOT true regarding blood vessels conductance? Select one: O a. A measure of the blood flow volume th...

A: The heart is a muscular organ the size of a fist that sits directly behind and somewhat to the left ...