Q: What is the relationship between homologous chromosomes, copies of a gene, and alleles?
A: The cell is the basic unit of life. It consists of various membrane-bound organelles. The main…
Q: Which is a common chromosome configuration during prophase, metaphase, and anaphase? Chromosomes…
A: Introduction Strasburger 1875 first reported the presence of chromosomes in eukaryotic cells. The…
Q: DNA replication results in (a) two DNA molecules—one with two old strands, and one with two new…
A: DNA is a polymer of nucleotides that stores genetic information.
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A: Mosses are simple lower plants where the differentiation of stem, leaves and roots do not occur. A…
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A: Introduction Transmission of characters/genes from parents to offspring is referred to as…
Q: Explain how prokaryotes and eukaryotes accomplish the same functions, i.e. have the same properties…
A: Cell is an elemental unit of the body in which various metabolic activities are performed. Cell is…
Q: Describe the action of enzymes in terms of activation of energy and the lock and key model.
A: Enzymes are protein molecules acting as biological catalyst that are able to accelerate the rate of…
Q: I’m preparing 100 mLs of medication for a patient at the hospital. It must be diluted to 10% of the…
A: Each medicine requires a particular dose or concentration for its optimal action. Beyond that it can…
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A: Glycolysis is the first pathway of cellular respiration.
Q: What is proliferation ?
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A: Sickle Cell anaemia is an autosomal recessive disease in which two mutant alleles are required to…
Q: there are 2 domains of the microbial world. true or false
A: Phylogeny refers to the evolutionary relationships between organisms.
Q: Fill in the blank with the correct Bloom's type of thinking. After learning a definition and…
A: Bloom's taxonomy is nothing but a classification that helps us to classify the human cognition at…
Q: What parts of the genome and genomic data are not well understood and still need more work?…
A: A genome is a wide term that refers to a complete set of DNA including genes, chromosomes, and…
Q: Define and compare exocytosis, pinocytosis, phagocytosis and receptor-mediated endocytosis
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A: Water potential Water potential is the potential energy of water which helps in the movement of…
Q: Compare and contrast proteins and nucleic acids. What do these biomolecules have in common? In what…
A: The body of an organism is just like a chemical factory. Numerous chemical reactions are…
Q: Using what you know about the molecular genetics of the photoperiod pathway for the induction of…
A: The developmental response of the plant, especially the flowering phenomena in relation to the…
Q: 2. When you move the slide to the left with the stage controls, how does it appear to move through…
A: Introduction A compound microscope is one that focuses a biological specimen using several sets of…
Q: For each of the following, identify the type of RNA involved (mRNA, rRNA, or tRNA). a. Transports…
A: Introduction RNA stands for Ribose Nucleic Acid; it also serves as genetic material in many…
Q: True or false? Antibodies protect you primarily against foreign cells in your body fluids while…
A: Antibodies are immunoglobulins or gamma globulins that are large, Y-shaped proteins, produced by…
Q: Explain the effects of numerous abnormal gene products ?
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A: Maps provide a diagrammatic representation of different geographic areas and allow us to obtain…
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A: Introduction :- The organic molecule acetylcholine serves as a neurotransmitter in the bodies and…
Q: Given the interaction of natural selection, mutations and genetic drift, do you expect a…
A: Introduction Deleterious alleles are those that result in the synthesis of nonfunctional or harmful…
Q: characterize the structure and function of biologically important molecules with an emphasis on…
A: Macromolecules are extremely large molecules formed by the polymerization of smaller molecules known…
Q: Which condition is correct based on the growth of cells at the beginning? A) Cells are in small…
A: Cell growth refers to an increase in the total mass of a cell including both cytoplasmic,nuclear and…
Q: 3. Juan went for a walk and his heart rate climbed to 110 beats/min. his EDV decreased to 125 mL and…
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A: A dominant allele entirely determines the phenotypic of heterozygotes, making them indistinguishable…
Q: Determine the four main tissue types in animals.
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Q: What is benign tumor ?
A: The tumor is also called cancer. A tumor means the uncontrolled growth of the cells. Tumors are…
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Q: Place the following steps of DNA replication and repair in the correct order by numbering them from…
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Q: 9. Which is NOT a component of lymph fluid? A) CO2 B) Dead blood cells C) Pathogens D) Dissolved…
A: Introduction In order to purify and filter lymph, the lymphatic system is a system. The lymphatic…
Q: Which of the following would NOT be an example of a biological market?
A: The biological market theory explains the different interactions between organisms in which…
Q: evidence suggests that spherocytosis is incompletely penetrant?
A:
Q: Explain why younger people can hear higher- pitched ringtones but older people cannot?
A: The inability to hear high frequencies is a common early symptom of hearing loss.
Q: telophase
A: Cell Division: It is defined as the process in which a parent cell divides into two or more…
Q: d Way disruption to homeostasis? increase permeability decrease permeability evolve channels through…
A: Homeostasis is a term coined by Canon to describe the self regulatory mechanisms as explained Claude…
Q: In the experiment below, flasks of human fibroblasts are either transfected with a control gene or…
A: The cell division is the process by which a single mother cell divides and produce two or more…
Q: Match the definition with the proper terms Separate staminate and pistillate flowers on a plant…
A: Flower It is the reproductive organ of flowering plants.
Q: Calculate the probability of inheriting a particular genetic disorder by using a Punnett square.
A: Introduction Chance events are generally characterized by probability. Probability is defined as the…
Q: 17. A technologist made a three-fold serial dilution of serum. Tube #1 had a 1/6 dilution of the…
A: The antibodies titer value means the concnetration. It can be determined by serial dilutions. The…
Q: Given the structures of the ribonucleotides as (shown in Image A) and deoxyribonucleotides (as shown…
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Q: Sickle-cell disease is an autosomal recessive genetic disorder. How many mutated hemoglobin alleles…
A: Introduction The transmission of characters/genes from parents to offspring is called inheritance.…
Q: Separate staminate and pistillate flowers on a plant Temporal separation of staminate and pistillate…
A: Plants are living organisms that possess leaves, roots, and stems. These are autotrophic which means…
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- The following is result from a standard plate count. What is the cell density of the undiluted culture? Please follow all SPC rules. (TNTC: too numerous to count)Create a graph of this spectrophotometric data (using Excel or the graph paper below), labeling the four stages of the growth curve- lag, log (exponential), stationary, death. Be sure to label your axes properly and give your graph a title Time Culture Sampled % Absorbance 0 min 5% 30min 7% 60min 9% 90min 15% 120min 25% 150min 37% 180min 49% 210min 50% 240min 49% 270min…Name six basic nutritional requirements supplied in all culture media.
- What are the primary uses of the following preparations of culture media? Agar regular slant Agar special slant Agar deep Broth Agar plateGive the use and advantages of the following cultures for the examination ofcolony characteristics: a. Agar plateb. Agar slantc. Broth culturesTo dilute a bacterial culture, 500 μl of a 16 hour culture is mixed with fresh culture media to a final volume of 5 ml. How did you calculate it?. Single line text.
- Technique used to inoculate plate media using inoculating loop. Technique used to inoculate agar deep using inoculating needle. Pattern used to inoculate agar slant to get luxuriant culture. This pattern increases the surface area of agar that can be inoculated. Can you answer all the questions? Thankyou!Upon observation of the nutrient agar slant culture, you strongly suspect that the culture is contaminated. Outline the method you would follow to ascertain whether your suspicion is justified.3.1 You can perform a specific staining method to confirm the purity on the culture. Describe this staining method. 3.2 Describe the results obtained from 3.1 and comment about the purity of the culture. 3.3 What staining method would you use to verify that the isolate is not producing survivalstructures against unfavourable conditions? Describe the procedure as well.
- A swab for culture is received from a doctor's office. The staff forgot to mention thesource from where the swab was taken and the climc was closed for next few days.Whatdifferent selective/differential media may be helpful to you to identify the organism.Explain very briefly your rationale for using the particular culture media.Which of the following is not meant to reduce contamination of yoru sample? avoiding hand contact with the speciman none of these heating the inoculation loop until red heat fixation of the speciman flaming the lip of a test tube cultureIndicate the correct way of inoculating the following media. Plate Media For sensitivity testing ________________________________________________ For isolation of colonies ___________________________________________________