How do populations grow in size? How does Darwin explain this? If you wish you may include a diagram.

Q: Symplast is ________________ A. the interconnected living mass of an organism, a continuous unit…

A: Water& minerals are absorbed by root hairs. For the flow of water to the various parts of the…

Q: The endoplasmic reticulum is a site for _ potassium storage in muscle cells. N-linked glycosylation…

A: Introduction :- Large and active, the endoplasmic reticulum (ER) plays a variety of functions in the…

Q: Large testes are probably advantageous in species with sperm competition because larger testes…

A: Introduction :- A single testicle is referred to in medicine as a testis. Testes is the plural form…

Q: What is the hydrodynamic stress of bioreactors when there are cell cultures?

A: Tissue culture is a discipline that originated from biomaterials development and referred to…

Q: Girdling is a process by which

A: Girdling refers to the complete removal of bark. The xylem and phloem are two circulatory tissues…

Q: 2. The graph below shows data gathered from a series of experiments designed to study a particular…

A: If we wanted to show that the effects of these inhibitors showing on the  graph like the one above,…

Q: What is the Anthropocene and how does it differ from the Holocene?

A: Anthropocene is a geological epoch, in the quarternary period characterised as the time period in…

Q: Ⓒ Macmillan Learning The figure shows a bar plot of moles from three parks in New York City. Each…

A: Introduction :- A population of organisms is said to be in genetic isolation if there has been…

Q: Q1. Epidemiology is the study of the distribution of health outcomes or diseases in an individual…

A: Ans: Epidemiology is the descriptive science that determines the rate of disease occurrence in a…

Q: 10. In a garden pea, yellow cotyledon color is dominant to green and inflated pod shape is dominant…

A: In scientific analysis or the validation of a hypothesis we usually perform chi-square (x2)…

Q: Mr. Mangaba, the laboratory technician, is interested in determining narcotics in saliva at this…

A: Introduction  The treatment of disease by immune system activation or suppression is known as…

Q: What are the steps involved in antibod production in response to infection with a virus. Include the…

A: The antibodies or immunoglobulins are produced and secreted by the B-lymphocytes or B-cells. B-cells…

Q: If phylogenetics is not a factor here, we have phlogeny is the key factor, then we only have…

A: In phylogenetic studies, the most suitable method to visually represent the evolutionary…

Q: Briefly describe axis formation in vertebrates.

A: Introduction: Any animal belonging to the subphylum Vertebrata, the most common subphylum of the…

Q: A) Calculate the Gibbs free energy change for the following reaction: Fructose diphosphate If the…

A: Gibbs free energy, denoted G, combines enthalpy & entropy into a common value. The change in…

Q: When oxygen is not available, yeast cells can still do glycolysis to produce ATP. Under these…

A: Cellular respiration is a process that involves metabolizing sugars (glucose) to yield energy in the…

Q: If you are a thermophilic endospore forming bacterium what would be the appropriate and economically…

A: Thermophilic bacteria are those bacteria which thrive at high temperatures. They are normally found…

Q: What is the conduit via which the neurological system operates?    Water  Glucose  Fat-soluble…

A: The nerve transfers the message in the form of impulse from one body parts to another. It is a basic…

Q: DNA has unique properties that allow it to accurately retain genetic information, even after…

A: The self-replicating biomolecules that are present in the chromosomes and carry genetic information…

Q: Why is genetic variability necessary in a population? What can happen if genetic variability is…

A: Genetic variations are the characteristics of meiosis that is produced due to the crossing over. 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: Question 4

A: 4. The wild type     Lys-ser-Pro-Ser-Leu-Asn-Ala-Ala-Lys The double mutant…

Q: If you were to design an experiment to get p53 back into cancer cells, how would you go about that…

A: p53 Is a nuclear transcription factor that promotes apoptosis. Because over 50% of human cancers…

Q: 1. Write a short note on the basis of the following diagram. Make sure that your note has a clear…

A: Microorganisms such as, virus, bacteria are called as microbes since they cannot be seen with the…

Q: Epidemic threshold is described as: the maximum number of deaths that would suggest an epidemic was…

A: Ans: Epidemic threshold is described as the minimum number of deaths that would suggest that…

Q: Describe the general morphological characteristics of Gram-negative bacilli and cocci.

A: Gram-negative bacteria have a lipopolysaccharide-containing outer membrane, a thin peptidoglycan…

Q: What is the function of the identified part of a neuron?

A: The basic building blocks of the brain and nervous system are neurons (also known as neurones or…

Q: Which step of cellular respiration is 6Co2 used at?

A: Ans: Cellular respiration is a metabolic pathway in which the ATP is formed by breakdown of glucose…

Q: Which of the following would be considered a transgenic organism? A. a human whose human…

A: Introduction :- An organism or cell is referred to as transgenic if its genome has been transformed…

Q: Pls explain in detail how the drug affected brain cells at the cellular or molecular level (do not…

A: A drug is any chemical substance that causes a change in the physiology or psychology of the…

Q: If additive genes contribute to all of the observed phenotypic variation for a quantitative…

A: Additive genes are the genes that code for the same trait whose effects work together on phenotype.…

Q: Enzyme activity. 10 15 20 25 30 35 40 45 50 Temperature (°C) A. Why does the enzyme's activity…

A: Introduction Enzyme is known as biocatalyst. Chemical ly enzymes are protein.  Enzyme increases the…

Q: Fungal infections generally have fewer treatment options because.. a) they are Gram negative cells…

A: The cells are classified into prokaryotic or eukaryotic cells depending on their nature and…

Q: It would seem that you only need one set of instructions for your body to do all the jobs it needs…

A: Introduction A biological cell is a hub of biochemical activities. Numerous physiological and…

Q: LISTEN Many vaccines are heat sensitive due to their high concentration of proteins. Which of the…

A: Vaccines are chemical that is synthesized or prepared to kill or fight infections in the body.…

Q: How would you answer part c and d?

A: c). In the phylogenetic divergence of the bear through the epoch clade, polar bear and brown bear…

Q: What is the fraction of light emitted by a fluorophore that will be transferred to the detector?…

A: Ans: Fluorophore or fluorochrome is very similar to chromophore. It is a chemical compound which has…

Q: a) what you can know from the graph? why these curve of male and female is different. please propose…

A: The horse is an animal that is domesticated, one-toed, hoofed mammal. It belongs to the family…

Q: You are designing a protein that will be a transmembrane protein in the ER. To accomplish this goal,…

A: The answer is e) transit sequence. A protein segment known as a signal sequence, often referred to…

Q: What should you do if you feel resistance while inserting the needle into the injection port during…

A: Injection port An injection port is a medical tool used to inject insulin or another medicine that…

Q: Drosophila, white eyes (w) are recessive to red eyes (w+) at one locus and black body (b) is…

A: Linked genes are present on a single chromosome.  In complete linkage ,genes are present close to…

Q: According to the results of the graph, what happened to the water potential over time and which…

A: Humans have changed environments by introducing new species, influencing the temperature, and…

Q: In comparative studies, it is important to be aware of relationships among species because a trait…

A: Introduction :- Comparative studies are investigations to assess and evaluate a phenomena and/or…

Q: Condtions that compress peripheral nerves differentially affect nerve fibres over time, causing loss…

A: This conditions is called as sensorimotor neuropathy. It effects the nerve that responsible for…

Q: How can a geneticist find and map quantitative trait loci (QTLs)? By dividing the covariance by the…

A: A quantitative trait locus (QTL) is the location on a chromosome that is associated with a…

Q: Name the four genera of Enterobacteriaceae that can cause gastrointestinal disease. Which two can…

A: Standard DisclaimersSince  you have posted or the asked the multiple question, we have will solve…

Q: Why do we need to amplify the DNA at all in order to visualize it in a gel? Why run PCR?

A: INTRODUCTION : DNA -  Deoxyribonucleic acid is a polymer consisting of two polynucleotide chains…

Q: How many chromosomes do humans have?

A: Introduction :- Nearly every cell in our body contains chromosomes, which are bundles of tightly…

Q: For the following Rx: +4.50 -1.25 X 070, what is the sphere power at 160? O +1.25D O-3.25D +3.25D…

A: transposition : Transposing an Rx is a simple process that involves converting one set of spherical…

Q: Why can't we just use DNA for all of the fossils to determine, more accurately, relatedness between…

A: introduction : The fossils aid in revealing details about the organism's time of existence. They…

Pre-Darwinian Concepts