Q: What would be a more distinct lifestage in seedless vascular plants? Sporophyte or Gametophyte
A: Introduction :- Plants with vascular tissue but no flowers or seeds are known as seedless vascular p...
Q: The primary role of Chlorophyll a is as a photosensitizer/electron donor for the electror transport ...
A: Photosynthesis is a process by which plants use the Carbondioxide,Water and light energy to produce ...
Q: we will analyze the Breseq dața. If you see the symbol /+', it means that the mutation is located
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A: Introduction :- Drosophila melanogaster is a fly species in the Drosophilidae family (taxonomic orde...
Q: Differentiate the following
A: Cytoplasm is a thick solution which fills each cell and is enclosed by the cell membrane.
Q: Every offspring is genetically identical with their parents
A:
Q: QUESTION 1 In alveoli, oxygen travels: Into capillaries, because of the 02 concentration gradient Ou...
A: Respiration is the process by which all living organisms generate the energy they require to survive...
Q: Which of the following gives the correct pathway for food as it moves through the digestive system? ...
A: The process of converting complex food substances to simple absorbable forms is called digestion and...
Q: Two pea plants are crossed, which are purebred. A father is round, terminal, violet and wrinkled, wh...
A: Genetics is the science that deals with the inheritance of the genes or characters from one generati...
Q: Explain how do humans receive odors and scents,experience flavors, and experience pain and tickling ...
A: The feelings of smell and taste are related in fact, the two of them utilize similar sorts of recept...
Q: different
A: Interdisciplinary thinking is the ability to consider disciplinary perspectives concerning the pheno...
Q: Aquatic plants struggle to photosynthesize a extreme depths because of the wavelengths of light requ...
A: Aquatic plants struggle to photosynthesize at extrem depths because of the wavelengths of lights req...
Q: Define the concept superinfection. Give an example.
A: Antimicrobial medications are chemical compounds that either naturally or artificially inhibit or de...
Q: A gardener received a pea plant from her neighbor, and she wants to know its genotype. The neighbor ...
A: homozygous dominant trait =round peas (RR) homozygous recessive trait=wrinkled peas (rr) Heterozygou...
Q: 1. The two major reasons that a cell undergoes mitosis is: and 2. a. What is one major difference be...
A: Mitosis is the cellular division that forms two daughter cells. These cells are identical to the mot...
Q: 3. In your own words, identify one similarity and one difference between 16S sequencing and metageno...
A: Sequencing is a advance technique that determine the order of nucleotide of the DNA fragments.
Q: Template strand: 5'.GTCTCTTGACATTG... 3' if the nucleotide highlighted in yellow is mutated to a C, ...
A: In silent mutation , if one nucleotide chaged or mutated then codon become changed but no effect on ...
Q: Fruit flies (Drosophila) were mated. Cross #1 - 2 male red eyes (se+), wild wings(ap+) X 4 female r...
A: Introduction: Dihybrid cross is referred to as crossing between two individuals who differ only in t...
Q: Steps of bone repair
A: The repairing of bones takes place in four stages: 1. Formation of blood clot 2. Bone production 3. ...
Q: The two sides of the DNA double helix are con cytosine, and guanine). Because of the geo bonds with ...
A: The Chargaff's base-pairing rule governs base pairing in DNA (deoxyribonucleic acid). According to t...
Q: [ Select] are to water transport, as [ Select ] are to nutrient [ Select 1
A: Xylem is for water transport. Xylem is the tissue that is involved in transport of water and dissolv...
Q: the processing of pre-mRNA in eukaryotes Select one: a. Exons are joined together using polyadenylat...
A: In Prokaryotes; both Transcription and translation process takes place in the cytoplasm; but in euka...
Q: A reversible non-competitive inhibitor binds reversibly at a site other than the active site. This b...
A: Introduction :- When an equilibrium between the enzyme and the inhibitory medication can be formed, ...
Q: What You Can Do to Prevent Extinctions?
A: Extinction is the extinction of a type of creature or taxon, most commonly a species. The death of t...
Q: Explain the purpose of the regulations on DNA technology. (Give 4 points)
A: Purpose Of The Regulation On DNA Technology --- Biotechnology -- Advancement in the technology is ve...
Q: You have some corn plants and are interested in analyzing the inheritance of corn color (yellow vs b...
A: According to the question, you have some corn plants and are interested in analyzing the inheritance...
Q: Describe briefly how important are the nervous and endocrine systems in the regulation of the respon...
A: Nervous system and endocrine system plays a important role in homeostasis and both work together.
Q: Ureter are Tubes that carry urine from the kidneys to the bladder. Bladder is an organ holds the uri...
A: 1) Ureter : It is the tubular structure that extends from the kidney through the hilum (opening of ...
Q: Complete the table describing the impact on each of the sectors from an increase in population size....
A: sssssssssssssssssssssssssssssssssssssssssssssss sssssssssssssssssssssssssss System Effect on...
Q: Integral proteins are also known as Select one: a. Intrinsic proteins b. Glycosylated proteins c. Tr...
A:
Q: DNA technology in medicine can reduce human suffering by:
A: DNA technology is an advanced technology that is applied in medicine whether in detection of the dis...
Q: Most dietary fiber is absorbed in the small intestine?
A: What are dietary fiber- Dietary fiber are the form of plant-derived food that cannot be completely b...
Q: oniferous tree A. bears leaves B. sheds leaves annually C. has cones and needles D. changes wi
A: Our earth is full of biodiversity. Every days with encounters with different types of organisms such...
Q: Pulmonary function tests (or measurements) can be classified as either static or dynamic. Explain th...
A: Pulmonary function tests are important examinations in the care of patients with respiratory disease...
Q: Why is 80% ethyl alcohol is considered as the solvent of choice during phytochemical screening? What...
A: Note: As per Bartleby Guidelines, For Remaining Answers Please Repost The Question. Introduction: E...
Q: Regarding mammals, amphibians, and reptiles, explain thoroughly in what way does the inert yolk's ma...
A: Evolutionary developmental biology is considered a new norm in evolutionary biology. It arose from t...
Q: Assessment Directions: Arrange the following in sequence from 1 to 5 with reference to Hormonal acti...
A: The menstrual cycle is the reproductive cycle in female private that involves a cyclical production ...
Q: Genome Assembly with Perfect Coverage and Repeats Given a list of error-free DNA 3-mers taken from t...
A: Bioinformatics: Bioinformatics is an interdisciplinary science that develops methods and software t...
Q: From the previous question regarding the insertion of an A base into the template strand: will this ...
A: The transcription is the process of RNA synthesis from the DNA template. It is the first step of gen...
Q: h. chromosomes at prophase II i. chromosomes at metaphase I j. chromosomes at metabolically active s...
A: H- 16 chromosome I- 32 chromosome. J- there are 32 chromosome at metabolically active stage.
Q: Activity 2.2: The Hormonal Actions During Menstrual Cycle Directions: Complete the flow chart by cho...
A: Series of hormones are involved in controlling the menstrual cycle in women. Hypothalamus plays the ...
Q: If DNA replication were dispersive instead of semi-conservative how many "bands" would Meselson and ...
A: *Semi conservative method means after every replication occur two helices were produced each of two ...
Q: Bacteria are the most common GMOs because their simple structure permits easy manipulation of their ...
A: Recombinant DNA is a technique for cutting and pasting DNA sequences of interest using enzymes.
Q: All vitamins when extra amount is consumed, cannot be stored in our body? A. True B. False
A: The answer is false. Vitamins are organic substances that are generally classified as either far sol...
Q: is a culture in which the Question 2. cells have undergone genetic modifications that allow them to ...
A: Cell line is a general term that applies to a defined population of cells that can be maintained in ...
Q: Discuss the different structures of protein. What are the five factors that promote protein folding ...
A:
Q: How many fresh pig carcasses would you need to produce 3 kg of insulin?
A: 139405.20g fresh pig caresses would you need to produce 3kg of insulin. See the calculation below-
Q: Which plane divides the human body into dorsal (back) and ventral (front) or posterior and anterior ...
A: Anatomical plane is defined as a type of hypothetical plane where imaginary line are drawn in order ...
Q: Tetracyclines are another kind of antibiotics that are made by fungi. They work by inhibiting transl...
A: Most of the microbes release some secondary metabolites;which are not required for their growth and ...
Q: What is anemia?
A: The most prevalent form of blood cell is red blood cells, commonly known as red blood corpuscles or ...
Q. Regarding the Gram Strain procedure: Whether Gram positive or Gram negative,cells may appear colorless.
Answer - Gram positive Stain purple with Gram negative organism colourless.
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- QUESTION 4 Match the following regarding the Gram stain. A. last step in the procedure primary stain В. crystal violet counterstain C. nigrosin mordant D. 95% ethanol docolorizing agent E. methylene blue F. jodineQuestion 2 MSA is a selective medium and contains a higher salt concentration, a pH indicator and Mannitol sugar. Which of the following makes it selective me Staphylococci? OA Mannitol O B. PH indicator OC Agar O D, SaltQuestion 5 For a successful direct staining, one should A. use a minimal amount of water to speed up the air-drying step B. make a very thick smear of cells on a slide to facilitate finding the cells under a microscope C. heat-fix a smear for an extended time to ensure that the cells will be stuck firmly to the slide D. All of the above E. A and C
- Question 3 If the stain is too red to the naked eye, what can be done to correct this? O that is normal O check pH and decrease it if it is required O decrease staining time O increase staining time Question 4QUESTION 2 Ability of the test to correctly identify those with the disease is defined as its: A. Accuracy B. Specificity C. Sensitivity D. PrevalenceQUESTION 45 would be best suited to study the movement of a living white blood cell. a. Light microscopy b. Freeze fracture c. Scanning electron microscopy O d. Cell fractionation e. Transmission electron microscopy Click Save and Submit to save and submit. Click Save All Answers to save all answe
- Question 2. After sterility test of an injectable it was observed that an injection is failed the test what will you do then depending on the product nature (heat sensitive/ heat resistant) (Not more than one sentence)? Mention the purpose of product inhibition test and how it is performed (Not more than one sentence) ? How will you check the validity of a medium (Not more than one sentence) ?The significance of using immersion oil when using 1OOX objective lens is The significance of using immersion oll when uskng 100X objective lens is: It will increase the contrast by having same refractive index as the lens, loss of light by refraction, reflection and diffraction is minimized. the specimens need not be killed, fixed and stained more light is captured for better illumination, allowing the specimen to fluoresce i. il. iii. iv. A light microscope should have the following features contrast Resolution magnification fluorescence ii. iv.Question 4 i). State three (3) main differences between a conventional x-ray and CT scan in medical imaging.
- Question 5. What is typically the purpose of using a transmission electron microscope to image a sample? A. To obtain greater magnification. B. To obtain greater resolution. C. To obtain greater resolution and magnification. D. To observe organelles. E. None of these answers is correct.Assume that, during the performance of this exercise, you madeseveral errors in your spore-staining procedure. In each of thefollowing cases, indicate how your microscopic observations would differfrom those observed when the slides were prepared correctly.a. You used acid-alcohol as the decolorizing agent.b. You used safranin as the primary stain and malachite green as thecounterstain.Experiment 11: lab report 105c. You did not apply heat during the application of the primary stainQUESTION 1 Which of the following concepts in column A best fits the concept in column B. + Trypan Blue High extracellular NaCl concentration Microscope condenser lens + Microscope specimen stage + Cells placed in water A. Used to mount slide and move specimen around B. Cause cells to shrivel up C. Cause cells to swell and burst D. Focus the light onto the specimen E. Vital stain used to selectively colour dead tissues or cells blue