Why is there a need to provide the magnification of a specimen drawn

Q: Does the removal of Chthamalus affect the distribution of Balanus? Yes No

A: Introduction: Connell carried out a number of studies in which he transferred the barnacles to…

Q: Study the sequences below. Construct a molecular cladogram from the different amino acid sequences…

A: The phylogenytic tree represent the relationship between different organisms and also gives us idea…

Q: Fats can be dispersed into small droplets by: a. Emulsification b. Digestion c. Goblet cells d.…

A: Fats, along with carbohydrates and proteins, are one of the three major macronutrient groups in the…

Q: This molecule is most likely implicated in the renaturation of proteins. Select one: a. chaperone…

A: It refers to the process of refolding a protein structure. Renaturation is the opposite of Protein…

Q: This experiment separates meat into an acetone-soluble part and an acetone-insoluble part. The…

A: Explanation: Meat has a lot of water, which is acetone soluble. Because of this, the experiment's…

Q: Which of the following occurs when red blood cells are transferred from an isotonic solution to a…

A: The "tonicity" of solution refers to the concentration of solute and solvents in it. A solution is…

Q: Use the image below to answer questions 2-3. As part of his series of experiments, Connell removed…

A: Competition  When two species compete for the same thing like place, food, water, ect then this…

Q: - An explanation of the testosterone hormone structure (the functional groups and everything)

A: Introduction  The main sex hormone in male humans is testosterone. It serves a number of purposes,…

Q: In which portions of the upright test tube do Paramecium tend to aggregate. Explain. What is…

A: Single-celled protists known as paramecium or paramecia can be found in watery areas in the wild.…

Q: Which of these substrate/enzyme pairs is correct? a. Lactose/cellulase b. Lipids/lipase c.…

A: The science of chemical reactions that take place within and relate to live beings is known as…

Q: In 1985, a researcher conducted a study of mortality among a cohort of shipyard workers who were…

A: A research study involves re-studying and analysing the previous results and conclusions to derive…

Q: Define speciation and the role of genetic divergence among populations in creating new species.

A: Speciation is the emergence of new species in a given population. It creates reproductive isolation.…

Q: Choose one of the following scenarios. Describe the scenario. Describe the chain of events terms of…

A: Tonicity  It is the capability of cell to loose of gain water of the cell. The movement of water…

Q: -Which drawing of the intertidal region correctly represents Chthamalus' fundamental niche with an…

A: Every species finds their own niche according to their feeding habits, living conditions, favourable…

Q: Which of the following would be a properly identified and acceptable specimen? 1. needle biopsy…

A: The properly identified and acceptable specimen may include:  needle biopsy with patient's medical…

Q: 6. Today we amplified 150 ng of Bos taurus (calf) DNA by PCR. This amount of DNA contains about…

A: Given,  Number of molecules of insulin gene in 150ng of Bos taurus DNA= 46324 molecules Number of…

Q: What is the purpose of checking the %GC in our NGS data? What is the ideal %GC value? Explain why…

A: Next Generation Sequencing is a DNA sequencing methodology by which the order of nucleotides in DNA…

Q: If the lacZ protein breaks down lactose, is it worthwhile to make it when there is no lactose…

A: The prokaryotic gene regulatory system is known as operon system in which they regulates the…

Q: In the following example which 2 protein degradation methods (discussed in previous questions) were…

A: Amino acids are the nitrogen-containing buildings block that is adjoined by peptide linkages and…

Q: Given 10 gram of vitamin C (E=0.18), we can make ml of isotonic Vitamin C solution.

A: Isotonic solution has the same water concentration and solute concentration as in the cytoplasm of…

Q: Which of the following statements is NOT TRUE about membrane transport? to facilitate movement of…

A: The cell Membrane or Plasma membrane is an external cell layer that acts as a selective barrier as…

Q: Which species is the better intraspecific competitor:  Lemna polyrhiza   or   Lemna gibba?

A: Intraspecific competition is a competition between individuals from the same species (cospecifics).…

Q: QUESTION 5 f a family with 15 members, 9 members had the A specific example of incomplete penetrance…

A: Given  Out of 15 families only 9 have mutation And out of 9 families only 6 shows the disease.

Q: Many obese patients are part of a family in which all, or the majority, of it's members are obese.…

A: Genes are information/ trait encoding units present in the genome or DNA of organisms. These genes…

Q: Study the sequences below. Construct a molecular cladogram from the different amino acid sequences…

A: Introduction The phylogenytic tree represent the relationship between different organisms and also…

Q: compare eukaryotic and prokaryotic cells

A: Prokaryotic And Eukaryotic Cells Prokaryotic cells, which comprise bacteria and blue green algae,…

Q: Estimate the chronic daily intake of 1,1,1-trichloroethane from exposure to a city water supply that…

A:

Q: Malathion is an insecticide commonly used in the horticultural industry. Many homeowners apply this…

A: Introduction:- Insecticides are the chemical substances which are used for killing various types of…

Q: In cucumbers, speckled fruit color (u') is dominant to uniform fruit color (u), and large spines…

A: Given  Speckled fruit colour U+ is dominant to uniform fruit colour u  Large spines SS+ is dominant…

Q: Rehpogs are mythical creatures. They are small and not very smart. Rehpogs live on the ground in a…

A: A trait is a characteristic feature that is unique to particular individual . Each trait is…

Q: . In theory, PCR exponentially amplifies a DNA fragment for x number of cycles. However, the…

A: Introduction:- PCR is known as the polymerase chain reaction. It is a biophysical technique which is…

Q: Which of the following will most likely contain a cofactor? Select one: a. an enzyme b. microRNA c.…

A: There are different biomolecules that are found within a living organism. These biomolecules…

Q: Time (hours) # of cells 1 2 64 0 ½ 4 6 10 19 32 110 10,000 30,000 80,000 170,000 106 Notes Egg is…

A: Introduction :  The cell cycle (also known as cell division) is an organised series of cellular…

Q: Translate the mRNA into a protein using the genetic code. (Amino acid chain.)   AUG( met)-UUU(…

A: Introduction The genetic code is a set of instructions that enable live cells to produce proteins…

Q: 1. What did calcium ions do during fertilization in sea urchins?

A: Sea urchins are free-living echinoderms that have venomous, sharp, brittle spines covering them as…

Q: Compare the homebased DNA extraction method with the Phenol:Chloroform extraction method.

A: DNA extraction:  The process of extraction of DNA from the cell can be done by various methods.…

Q: Is there a way to solve without a scientific calculator?

A: Microbes can be destroyed or removed using physical means such as thermal treatment, radiation…

Q: How do SSRI and MAOIs work? Which parts of the neural communication machinery do they target? Which…

A: SSRI and MAOI are the strong classes of anti depressants. SSRI is serotonin reuptake inhibitors MAOI…

Q: Reduced tailbones and the associated remnant muscles in humans are an example of what type of…

A: Common descent means common ancestory. Various evidences for the same are homologous organs,…

Q: Why do vancomycin-resistant bacteria have a higher frequency in the population after treatment with…

A: Vancomycin is a drug that is used to treat infections caused by bacteria. It works by killing the…

Q: Compared to fat, muscle is: a. Denser and less metabolically active b. Denser and more…

A: Muscles Muscles are the soft tissue that help in the movement of body.

Q: This type of cell transport does not require energy for the molecules to be transported. Passive…

A: Passive Transport Movement of molecules across cell membranes which requires no metabolic energy and…

Q: What is Chorioallantoic Membrane?

A: Developmental biology studies how integrating systems produce an organism's diverse dimensions,…

Q: Most restriction enzymes (RE's) were isolated from bacteria. Since these bacteria require an intact…

A: Restriction endonucleases are specific enzymes that cleave the DNA sequence by recognising and…

Q: Antonie van Leeuwenhoek was the first person to use a microscope and describe tiny animalcules. What…

A: Introduction :  A microorganism is an organism too small to be seen by human naked eyes.…

Q: Why is it essential that the primary stain and the counterstain be contrasting colors in…

A: The gram staining is used to distinguish between gram negative and gram positive bacteria. It was…

Q: Q1: What would the white-fur-pigment allele frequency be if three of the homozygous black allele…

A: Allele pairings are categorised using the words homozygous and heterozygous. Homozygous individuals…

Q: Classify lipid with examples ..

A: Lipids are a heterogeneous class of organic compounds that are fatty acids or there derivatives and…

Q: Name the physiological systems used to control the function of physically distant organs/tissues?…

A: Physiological system It is the system of our body that performs the major work like digestion,…

Q: 579 to 582 (YIYV) in the PDGF-Beta receptor were eptor to give PDGF (YLIP) and EGF (YIYV) (Select…

A: The following are the receptors which expect to happen if amino acids 579 to 582 are;