Professor001

Which of these cell junctions form a barrier to the passage of materials? Tight junctions form a barrier that prevents fluids from moving between cells. The primary role of _____ is to bind animal cells together. The primary role of desmosomes (anchoring junctions) is to bind cells together. ____ aid in the coordination of the activities of adjacent animal cells Gap junctions allow for the passage of material between cells, thus facilitating communication between these cells. Which of the ...

Q: What type of nucleic acid is single-stranded and contains the bases Guanine, Cytosine, Adenine, and Uracil, and the sugar ribose? A: RNA ________________________________________ Q: What is the role of DNA in controlling the cell and how is it structured? A: DNA’s role is to store genetic information and control cellular functions, and it is structured as a double helix. ________________________________________ Q: In eukaryotic cells, where does DNA replication take place, and when doe...

How many nucleotides are a part of a codon? 3 Does an mRNA sequence that codes for “stop” actually count as an amino acid? no What is the result of a substitution mutation? ONE codon changes which causes ONE amino acid to be different from the normal amino acid sequence What is an insertion mutation? An additional nucleotide is inserted in the normal sequence, which lengthens the sequence What is a deletion mutation? An existing nucleotide is removed in the normal sequence, which sh...

Which of the following is an important characteristic of lipids? They are nonpolar. Choose the correct example of signal amplification. One hormone molecule causes the activation of more than one second messenger molecule Which is the most abundant biomolecule in the human body? Proteins Which of the following BEST demonstrates solubility? A teaspoon of salt disappears when stirred into a glass of water. Hydrophobic solutes are generally soluble/insoluble (choose one) in water, due to th...

A dehydration reaction (or condensation reaction) is the process in which water molecules are produced as a polymer is formed from monomers The four main categories of large biological molecules present in living systems are proteins, nucleic acids, carbohydrates, and lipids Sucrose is formed when glucose is joined to fructose by a(n) glycosidic linkage (joins simple sugars to form polysaccharides) Plant cell walls consist mainly of cellulose monosaccharide cannot be hydrolyzed any furt...

In the harmful dysfunction definition of psychological disorders, dysfunction involves what? The inability of a psychological mechanism to preform its function. Dr. Anastasia believe that major depressive disorder is caused by an over-secretion of cortisol. His view on the cause of major depressive disorder reflects a ___________ perspective. Biological A positive feature of the DSM-V, which helps psychologist and psychiatrists is? It provides a common language for diagnosing disorders. Wh...

Which of the following medications is MOST commonly indicated for patients with CHF? Ace inhibitors A patient was involved in a motor vehicle accident and CAT scan results reveal a right sided SDH. What would be an expected neurological assessment finding in this patient? Dilated right pupil What is the most common symptom of SIADH? Fluid retention Upon arrival to the unit, you receive report on four PCU patients. Which patient should you attend to FIRST? A patient complaining of...

when an error occurs, which of the following is generally the proper order of prioritization? care for the patient, communicate with the patient, report to all appropriate parties, check the medical record Which of the following is true regarding communication about adverse events with patients? open communication with patients can assuage caregivers’ feelings of guilt. According to researchers, which of the following is a common reason why caregivers choose not to communicate when somethi...

Which of the following is a good point estimator for the population variance? Statistical inference uses statistics calculated from samples as the basis of an inference about the population. If the sample is representative, then the sample statistics (which are random variables that depend on which random sample is selected) ought to be close to their population counterparts. In other words, the sample mean ought to be close to the population mean, the sample proportion ought to be close to the...

1. The Code of Ethics is based on the concept of: Let the public be served. When the Code of Ethics was adopted in the early 1900s, the rule of law was “caveat emptor” (“Let the buyer beware”). The Code took a different approach, based on the motto “Let the public be served.” One of the foundations of the Code is the protection of the public. Many of the Articles (e.g., 1, 2, 8, 9) are founded on protecting the consumer. 2. The Code of Ethics was adopted: To establish standards of...