Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
What is the definition of "Science" and why is this important in an environmental context. What is the process of science, why is it important?
A human female with Turner syndrome (45,X) also expresses the X-linked trait hemophilia, as did her father. Which of her parents underwent nondisjuction during meiosis, giving rise to the gamete res
Question 1: How does FGF activate FGFR? How does the FGFR react/ what does it do after it is activated? Question 2: If there is no interaction of + with + and there are 2 patient zeros in a populati
Question 1: Define oncogene and provide three examples related to cellular function? Question 2: Please write three example related to cellular function?
Latinos and Hispanic Americans have the highest uninsured rate among all of the groups within the United States. What challenges does lack of insurance pose for health promotion in this population?
Question 1: Describe the relationship between magnification and the filed of view of a compound light. Question 2: Which of the two types of chloride cells are activated in a freshwater environment?
What is a membrane potential? The Sodium equilibrium potential (ENa) is typically around what value? Does the sodium equilibrium potential change doing an action potential? Why? Does the membrane po
How did the researchers know that the radioisotopes in the fluid came from outside the bacterial cells (extracellular) and not from the bacteria that had been broken apart?
Question 1: Why would a microbiologist want to determine the relationship between turbidity and viable titer? Question 2: What purpose does it serve to first take turbidities and viable counts as mu
Question 1: How do clinicians utilize the information gained from microarray analysis? Question 2: What is the probability that a couple has 5 children will have : a)3girls,2boys b)4boys and 1 girl c)
Question 1: Why is comprehensive analysis of the cancer genome a daunting challenge? Question 2: Genes code proteins. mutation in our genes can cause what type of chanfe protein?
Question 1: Do all mutations in the exons of genes lead to cancer? why or why not? Question 2: What is meant by the term penetrance? why is it not the same in all family members?
Question 1: What is the function of matrix metalloproteinases(MMPs)? Question 2: Why can change in their expression levels be useful in cancer diagnosis?
Assume two married persons are dihybrid for skin pigmentation and propensity for headaches (albino and migraine; Aa and Mm) where normal skin pigmentation is dominant to albino, and no headaches dom
Question 1: Which of the main themes of life on earth is represented by the cell cycle? Question 2: In an organism with a haploid number of 3, how many individual chromosomes will align on the metap
Restriction enzymes is: A) Are found in a wide variety of mammalian cell types. B) Cleave invading bacterial DNA's. C) Always produce sticky ends. D) Typically cleave at palindromic sequences 4-
Question 1: How does the quaternary structure of hemoglobin contributes to its cooperatively in binding oxygen?
Question 1: What is the major purpose of the micrometer exercise? Question 2: How would you be able to measure the lengths of different bacteria on a slide if they were not all lined up in the same
Question 1: Explain how acetylation and methylation affect histones and the consequent effect on transcription.
Question 1: In what ways is differential gene expression achieved in the cytoplasm? (i.e. mechanisms affecting mRNA and translation)? Question 2: Describe alternative splicing and how does it occur d
What characteristic of lipids accounts for the separation of oil into droplets in salad dressing even after vigorous shaking? a) Lipids in salad dressing have functional groups that repel water. b) Li
A fatty acid consists of a carboxyl group at one end of a hydrocarbon chain. It is an amphipathic molecule because it has both hydrophilic and hydrophobic ends. What makes the hydrocarbon tail hydro
Question 1: How many different alleles for a particular gene might exist within a population? Question 2: How many alleles of a particular gene may be present in an individual?
Question 1: How many different gametes can be formed from the parental genotype aaBbCCDdEe? Question 2: List the possible genotypes of each of the gametes.