what is the molecular clock and the application

Q: Describe the purposes of positive and negative controls; identify in an experiment like a test for…

A: A control is a component that doesn't vary or is not influenced by other variables when conducting…

Q: You would like to create a mouse model of the human disease Huntington's chorea, a dominant disease…

A: According to the guidelines of Bartleby,Since you have posted multiple questions, the expert can…

Q: What biomaterial are used to make stents?

A: Note:- Sorry, as per our company's honor code, we are not allowed to use external resources. Thank…

Q: What is the primary function of miRNAs and siRNAs Halt transcription of targeted genes Induce…

A: Small interfering RNAs (siRNAs) and microRNAs are very important elements of gene regulation. Their…

Q: 16. Which of the following best defines the term "exocytosis"? A) The discharge of proteins in…

A: Let's break down the definitions provided for "exocytosis":A) The discharge of proteins in…

Q: Is a fever always bad?

A: Introduction: Fever is defined as an increase in body temperature. It is a natural defense mechanism…

Q: A bone was dissolved in hydrochloric acid, giving 52.7 mL of solution containing calcium chloride,…

A: Concentration of a solution can be expressed in terms of molarity. It is expressed as the number of…

Q: (p) | || (q) rrrrrr || || (b) hun h || =

A: DNA profiling is a technique used to compare and differentiate individuals of the same species. It…

Q: Hormones and signal pathways Complete the following paragraph to describe signal transduction as it…

A: In a multicellular organism, the cells communicate between them with the help of specific signaling…

Q: Patient C: An 18 y/o healthy female presents for a routine physical examination. Patient has great…

A: Urine is a liquid waste product that is excreted from the body through the urinary system. It is…

Q: In humans the absence of a cleft chin is dominant to the presence of a cleft chin. Two individuals,…

A: In human genetics, traits are often inherited based on the principles of dominance and…

Q: Two different genes are located on the same chromosome in rabbits. A particular female rabbit is…

A: Genes on different chromosomes are inherited independently of each other because each pair of…

Q: This image depicts an organism viewed under the microscope at 1000x. The diameter of the field of…

A: The cells are the smallest structural and functional unit of the body. It is characterized by the…

Q: For each item, indicate if it is demonstrating vertical gene transfer or horizontal gene transfer:…

A: Gene transfer is a important method in which genetic material is transferred between two…

Q: You are looking at the results of a western blot from the lysates of cells harvested from a…

A: When you observe an increased expression of INK4-p16 in the lysates of cells harvested from a…

Q: For whole genome shotgun sequencing, what types of reads are essential for linking and ordering…

A: Whole genome shotgun sequencing is a DNA sequencing method used to determine the complete DNA…

Q: The pedigree above shows inheritance of inability to taste PTC (shaded individuals cannot taste it),…

A: The given pedigree shows presence of affected child (III-5) from unaffected parents (II-5 and II-6).…

Q: What is the difference between a theory and a law? Can one become the other?

A: The science different terminologies are used. Theory and law are the two terminologies that are…

Q: what are biogenesis theories?

A: Many scientists of the past put  abiogenesis to experimental tests and concluded that it cannot…

Q: As mentioned in question 2 of More Genetic TIPS, origins of transfer can be located in many…

A: Bacterial conjugation is the exchange of genetic material from one bacterial cell to another through…

Q: Identify a flowering plant in your local environment identifying the basic parts of its flower, the…

A: Flowering plants are also known as angiosperm, which mainly produces flowers and bears their seeds…

Q: Analysis and Conclusion Questions 1. List three things that you discovered about water? 2. How do…

A: It is an inorganic molecule with a chemical formula of H2O. It can exist in three forms Solid,…

Q: DNA differs from RNA is every way listed except for: O the purines present O the five-carbon sugar O…

A: DNA and RNA are nucleic acids.. DNA stands for Deoxyribonucleic acid and RNA stands for Ribonucleic…

Q: Root Hunter is an herbicide used on agriculture crops to control thistles (a weed) For the first few…

A: Root Hunter is an herbicide used on agricultural crops to control thistle (a weed).Root Hunter is a…

Q: 46. Which end of bone A (Figure 7) was broken (circle ONE): PROXIMAL 47. Which end of bone C (Figure…

A: Bones comprise living tissues, including bone cells, collagen fibers, and minerals. The four main…

Q: Which of the following DNA mutations is almost certain to result in a shorter than normal protein?

A: In the present circumstance, we possess a DNA sequence and its equivalent mRNA sequence. It is…

Q: Considering only the listed genetic elements in the figure below, how many different mRNAs and…

A: Ribosomes have the ability to convert every mRNA molecule into polypeptides. Beginning with the…

Q: A transgene is successfully integrated into the genome of an animal zygote. The transgene is under…

A: The foreign DNA (gene) is incorporated into a host organism by the process of recombinant DNA…

Q: This problem refers to the MN and ABO loci mentioned in class. It also refers to the Rh locus, which…

A: Blood group can be defined by the presence and absence of some antigens and antibodies inherited in…

Q: Given the following information, Calculate the number of RBCs and WBCs in the CSF cell count: RBCs…

A: Blood: It is a connective tissue consisting of fluid matrix, plasma, and formed elements.Formed…

Q: 2. Match each part to its function. Stage Stage adjustment knobs Light intensity knob Interpupillary…

A: Answer :- In the world of microscopy, precision and control are paramount to obtaining clear and…

Q: 3' 5' 30nm fiber 146 nucleotide pair Acetylation Antiparallel Centromere Chromatin Chromatin…

A: 3' end:  This is the end of a DNA or RNA strand that terminates with a free 3' hydroxyl group. It is…

Q: Tay-Sachs disease is a recessive genetic disease. Two individuals, both of whom are heterozygous for…

A: Inheritance is the process of transmitting genes that encode a particular trait from parents to…

Q: What is DNA and RNA? How are DNA and RNA different? Do you think there are any organisms on the…

A: It contains the genetic information for the functioning of the organism. It contains two strands.…

Q: [GAPDH] is varied per sample. Cannot be determined [GAPDH] is comparable per sample. [GAPDH] is not…

A: PCR :It stands for polymerase chain reaction.It is a rapid and versatile in vitro method for…

Q: 1. Explain why pathogens need to attach to host cells. 2. Describe various microbial attachment…

A: The process of surface adhesion and biofilm development is a type of survival strategy in microbes,…

Q: Fill in the blank 1. A genetically engineered rodent in which a normal gene has been replaced by a a…

A: A biotechnological procedure called genetic engineering, commonly referred to as genetic…

Q: You are in charge of buying new microscopes for your company, and you have been comparing different…

A: It is an instrument which is used to observe things which are invisible to the normal eye in nice…

Q: what is the per capita birth rate of the bedbug po

A: The density of a population of any living thing is a measure of the number of individuals living in…

Q: Explain how magnification improves resolution of a microscopic image. Explain what can be learned…

A: According to Bartleby guidelines, we are supposed to answer firsr tgree subparts in case of multiple…

Q: Hepatitis B core IgG antibody Positive Hepatitis B core IgM antibody Negative Hepatitis B…

A: Hepatitis B spreads from hepatitis B virus through infectious body fluids. So if a person is…

Q: Find the pH of the equivalence points when 28.9 mL of 0.0850 M H₂SO3 is titrated with 0.0752 M NaOH.…

A: At the first equivalence point, all the H2SO3 is converted into its conjugate base, HSO3-. To…

Q: 1.Describe the journey of a protein, from its synthesis to its final destination 2. Explain the…

A: Proteins are essential macromolecules that perform various functions within cells and organisms. The…

Q: Plants from two distinct inbred (true-breeding) lines are crossed. F1 plants are intercrossed to…

A: In the present situation, plants originating from two separate inbred (homozygous) lines were…

Q: Correctly complete the sentence by adding the necessary word(s) in each blank: In the electron…

A: Electron transport chain is a series of chemical reactions which occurs in inner membrane of…

Q: Tab. 12. Cellular changes in reversible and irreversible cell damage Normal Reversible cell injury…

A: 1.Cellular adaptations are alterations that take place within a single cell in response to numerous…

Q: For the cross AaBBCcDd X AABbccDd, what is the probability of an offspring that has a phenotype that…

A: This is a kind of tetrahybrid cross involving 4 traits at a time. In this cross phenotype would be…

Q: The osmotic potential of the plant cell is -0.1 MPa and it is placed in an 9 mM sorbitol solution…

A: Turgor pressure is an essential feature of plants that plays a crucial role in their function. It is…

Q: The concentration of glucose in the digestive tube cell is higher than that of the digestive tube…

A: Your kidney nephrons are specifically built to maintain fluid equilibrium in the body. This includes…

Q: Select all of the following that provide evidence about the support to the Theory of Endosymbiosis.…

A: Endosymbiotic theory given by Lyn Margulis. This theory explains that chloroplast and mitochondrion…

Eating behaviors

The term "eating behaviors" is an umbrella term that encompasses aspects such as food selection and motivations, feeding habits, dieting, and eating behavior-related concerns such as obesity and eating disorders. Eating behavior is influenced by various psychological, sociological, cultural, environmental, and economic elements.