Phase contrast microscopy - Human Cheek Cells a. b. What is the basic principle of image formation using this microscopy technique? What can be observed and concluded from the image of the specimen?

Q: Describe the characteristics of the ground substance, fibres, and cells that comprise connective…

A: Introduction: Connective tissues are recognized as different types of tissue because of their unique…

Q: Question 20 The amount of energy needed to break the bonds of the reactants is called

A: The question are based on biochemistry section.

Q: Explain the main difference between the 1st and 2nd lines of defense (innate immunity)

A: Our immune system comprises of three basic lines of defenses - first, second and third line of…

Q: Identify the stages of these cells

A: By having the same number and kind of chromosomes in their nucleus as the mother cell, the daughter…

Q: C. endpoints (values of the dependent variable, or data) should be plotted on the vertical or Y…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: Identify the major function of endoplasmic reticulum.

A: All eukaryotic creatures contain the endoplasmic reticulum, a cellular organelle that performs…

Q: calculate resting metabolic rate for this subject

A: The metabolic rate of an animal is the total amount of energy it uses within a given time period.…

Q: Can anyone get a disease even if the secondary immune response is triggered? (i.e.: is it possible…

A: An immune response is triggered when the immune system is able to detect that something from outside…

Q: Define the term metastasis in detail.

A: Mutations that interfere with the normal cell growth process and result in potentially cancerous…

Q: escribe the classification and types of connective tissues.

A: The term "growth" describes how an organism's cell size and population expand. Growth refers to…

Q: What was the control for the starvation resistance experiment? answersa. Generation 0 b.Generation…

A: In the absence of biodiversity, life would cease to exist. Biological diversity broadly describes…

Q: John was chosen to be a participant of a muscle building contest. Describe an exercise routine that…

A: Weight training is a popular form of strength training to increase skeletal muscle strength and…

Q: MARK ALL THAT APPLY. If we consume excess glucose, which of the following processes will occur? 1)…

A: Introduction:- A basic sugar, glucose has the chemical formula C6H12O6. The most prevalent…

Q: Discuss the development of blood cells according to the stem cell theory

A: A blood cell, also called a hematopoietic cell, hemocyte, or hematocyte, is a cell produced through…

Q: lia is a recessive X-linked trait. Women who carry the gene but do not have hemophilia are carriers…

A: An inherited clotting condition, haemophilia A is often referred to as basic haemophilia. It happens…

Q: Which modification of eukaryotic mRNA is likely absent if the mRNA can leave the nucleus but cannot…

A: mRNAs are formed in the form of primary transcripts.

Q: Describe the different cell configurations and layering patterns found in epithelial tissue.

A: Introduction: Epithelial tissues are densely packed cells that cover the body's surface, line…

Q: The definition of "tattoo" and the potential drawbacks of body piercing.

A: The skin is made up of receptors that impart colour by covering. Melanin, haemoglobin, and…

Q: describe and explain the occurrence of the process of keratinization.

A: The fundamental structural and also well known to define that they are been operational unit of life…

Q: A low temperature while an extremely high temperature will O speed up cellular respiration,…

A: Introduction :- Cellular respiration is the process through which the sugar molecules ( food…

Q: 4. If you are given the DNA sequence: T-A-C-G-G-T-C-A, determine the complimentary DNA strand.

A: Nucleic acids are genetic material. DNA and RNA act as genetic material in the living world. The DNA…

Q: HDAC's are important enzymes involved in the regulation of Gene expression. This is because a. They…

A: HAT stands for Histone acetylase. HDAC stands for Histone Deacetylase.

Q: Why are viral diagnoses difficult? Because they are very small and hard to see Because they rarely…

A: Virus  An Infective agent that typically consists of a nucleic acid molecule in a protein coat, is…

Q: Match the term that best fits its description. number of individuals per unit area or volume a long…

A: A species is a group of individuals that interbreed.

Q: Discuss the causes of the increase in fluid level in "vessel A," which is isolated from "vessel B"…

A: The membrane serves as an organism's barrier or partition. It is a sheet of tissue or a layer of…

Q: Forked bristles, miniature wings, and sable bodies are all homozygous recessive traits whose genes…

A: According to the answering guidelines, I'm going to answer 1st 2 part (A, B ) only. For the answer…

Q: In the late 1960s (and since), Lynn Margulis (and others) provided considerable evidence for the…

A: Endosymbiotic theory states that the eukaryotic cells are a result of endosymbiosis between a larger…

Q: Activity 2: Mitosis vs. Meiosis Objective: Differentiate mitosis from meiosis and spermatogenesis…

A: Mitosis occurs when a cell splits into two daughter cells that really are genetically identical to…

Q: 1.Based on his test results, what is Bob’s VO2 max? Calculate MET value (hint: Table 2.4) 2.Were…

A: Since you have posted a question with multiple subparts, we will solve the first three subparts for…

Q: Define mitosis, and list its four stages.

A: Introduction Cell division is that the technique through that a parent cell divides into a pair of…

Q: Use the following information to solve the questions below. Capillary pressure at the arterial end…

A: a. The main function of the circulatory system is to circulate gases (oxygen and carbon dioxide),…

Q: The plots show changes in the frequency of allele A1 during population genetic simulations (allele…

A: By dividing the total number of copies of all the alleles at that specific genetic locus in the…

Q: Identify stages of mitosis for each picture

A: Introduction There are two types of cell division found in our body. Mitosis ans meiosis. Mitosis…

Q: blue-white colony selection method in the recombinant colony screening

A: Blue - white screening for selection recombinat colony :- Blue - white screening is a rapid and…

Q: b. Successfully completed most steps of the Gram stain but failed to add the iodine (the mordant):…

A: Gram staining is a differential staining procedure used to classify two types of bacteria on the…

Q: The FDA is requiring doctors who prescribe thalidomide and pharmacies that sell it to register with…

A: Thalidomide was discovered in the late 50s in Western Germany by the firm Chemie Grünenthal. It is…

Q: Test Cross to Check Genotype If an organism shows the dominant phenotype, then one of its genes has…

A: Mendel uncovered the fundamental laws of heredity. His experiments demonstrated that the inheritance…

Q: What are the normal functions of the BRCA1 tumor suppressor gene?

A: The BRCA1 gene codes for the protein that causes breast cancer type 1. BRCA1 is a human tumour…

Q: The following questions are based upon viewing a sample (the letter “e”) under a microscope with…

A: A series of fundamental physical factors limit the resolution of all-optical microscopes, including…

Q: Describe the differences between interstitial and appositional growth of cartilage.

A: The term "growth" describes how an organism's cell size and population expand. Growth refers to…

Q: C. b. Results Repeat the timing procedure for the remaining pairs of test tubes in this order: 0.1…

A:

Q: The reason why scarring is not a result of epidermal wound healing.

A: Our skin is made up of two layers. The epidermis, or outer layer, serves as a barrier to the…

Q: Which of the following phyla or classes displays the greatest number of species: options:…

A: Species is defined as the group of organism which can interbreed together and produce viable…

Q: In Drosophila, three loci, Bar eyes (B, dominant), Scalloped wings (sd, recessive), and tan body (t,…

A: If the genes are located on the same chromosome then they do not allow crossing over between them.…

Q: 8 of 15 GTTAA Plasmid Insert Ligase Glycosylase RATT G -O In this diagram, name the enzyme that…

A: Plasmid is extra chromosomal DNA. It has the ability to self replicate.

Q: evolutionary interactions

A: Definition:  The ecosystem is defined as the system formed by the interaction of all living…

Q: Metformin (a Type II diabetes drug) and insulin both: 1) decrease glucose production and use 2)…

A: The correct answer is (3)decrease glucose production and increase glucose use .

Q: In a tube dilution test the, MIC is the growth of a microbe. Highest Concentration Smallest…

A: MIC stands for Minimal Inhibitory Concentration. It is measured in microgram/mililitre.

Q: Is RNA silencing an environmentally-induced epigenetic change? Explain.

A: The regulation of gene expression via alterations to DNA, RNA, or histone proteins is known as…

Q: Identify the factor whcih usually effect or influence diffusion rates.

A: The movement of chemicals from a region with a higher concentration to one with a lower…

Microbial Isolation

Isolation of the microorganisms in microbiology is the process of developing a pure culture by separating one species of microbe from a mixture of many other species. A pure culture is a culture that contains only one species of microbe.