Q: What happens to sister chromatids during anaphase of mitosis?
A: Mitosis is the cell division of somatic cells which results in the production of two identical daugh...
Q: What is the importance of soil puddling in lowland rice? How is soil puddling achieved
A:
Q: List the four cellular agents of bacterium that most antimicrobial agents such as antibiotics target...
A: Antibiotics are the secondary metabolites that are secreted by a group of microbes that declines the...
Q: The tick feeds off the blood of the deer. The tick has its good, but the deer ends up with Lyme’s di...
A: Introduction: In nature, all organisms and their populations interact with one another to some degre...
Q: Explain why I− alleles in the lac system are normally recessive to I+ alleles and why I+ alleles are...
A: The I gene is the gene that is used for determining the process of synthesis of a repressor molecul...
Q: The CDC estimates that there are 1,000,000 cases of Salmonella infections , with 380 deaths each yea...
A: Salmonella is a bacteria that can cause food-borne infection called Salmonellosis. Symptoms include ...
Q: 1. How does Lamarck's idea of "use or disuse" differ from Darwin's idea, which was later called "des...
A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question s...
Q: a. Replicate this sense strand to create a double-stranded DNA helix. Write your answers in CAPS LOC...
A: The sense strand is the DNA strand that has the same sequence as mRNA, which uses the antisense stra...
Q: Give one similarity and two differences between oxidative phosphorylation and the light reaction of ...
A: * Light reactions of photosynthesis take place on grana of thylakoid. *The thylakoid membrane insid...
Q: Explain Darwin’s theory of descent modification.
A: Charles Darwin was an English naturalist, geologist, and biologist, best known for his contributions...
Q: Did you find evidence that cellular respiration occurs in plants? Explain using your data
A: Introduction Cellular Respiration:- It is the process or metabolic pathway by which cells in plants ...
Q: Describe the method of preparation of planting material for Ginger and describe how it can be propag...
A: Introduction Ginger (Zingiber officinale) is a plant native to Asia, it is a flowering plant whose r...
Q: 2009 Question #1: Describe how a plasmid can be genetically modified to include a piece of foreign D...
A: A plasmid is a short, circular bit of DNA that differs from chromosomal DNA, which contains all of a...
Q: In sheep, the presence and absence of horns is considered a sex influenced trait where the horned ge...
A: The alleles are the alternative forms of a gene that are located on the same locus of a homologous c...
Q: The three phases of the photosynthetic dark reactions are and
A: Dark reactions are indirect light-dependent processes, in this, the synthesis of glucose from CO2 ta...
Q: X-chromosomes. A mammalian cell has 3 Barr bodies, therefore it must have a total of
A: An inactivated X chromosome can be called a barr body For a barr body to exist a cell must have at l...
Q: List some ways that archaea differ from bacteria
A: Any of a group of single-celled prokaryotic organisms (that is, organisms whose cells lack a definit...
Q: Looking at Figure 11-9, why were partial diploids essential for establishing the trans-acting nature...
A: Partial diploids have led to the possibility in order to determine which type of alleles have a tend...
Q: What is the conceptual connection between Figures 12-12 and 12-19?
A: 12-12: Regulatory sequences are revealed by chromatin remodelling (When SWI-SNF is attracted to a sp...
Q: All about the properties of Coronavirus as an Immunogen.
A: Coronavirus also called covid 19 is a novel viral infection which attacks the cells in the lungs and...
Q: "Complementary DNA (cDNA) libraries offer certain advantages over genomic libraries". Explain how ?
A: Introduction The cDNA library is a collection of mRNA segments cloned into independent vector molecu...
Q: PROBLEM 3: Using the Punnett square, determine the different combination of gametes with the genotyp...
A: In genetics, the genes forms the inheritance units and alleles are its alternative forms. The phenot...
Q: Why the concept of a DNA library is still important for a number of modern applications ?
A: A DNA library can be described as the collection of DNA fragments that are kept and propagated in a ...
Q: Research other mutations in the TAS2R38 gene and how they may influence bitter taste perception.
A: Taste sensitivity plays a central role in individual dietary behaviour. Differential taste sensitivi...
Q: Explain the manipulation of newly created recombinant DNAmolecules ?
A: Introduction Gene cloning is the technique to produce the exact copies of the desired gene by utili...
Q: Explain how rhizarians feed.
A: Introduction The Rhizaria are a nebulous supergroup of primarily unicellular eukaryotes with a large...
Q: Explain about PCR Applications in in modern genetics ?
A:
Q: The cortical reaction of sea urchin eggs functions directly in:
A: Sea urchin fertilization has been extensively studied.
Q: Define the following terms in your own words: Taxonomy Classification Description Hierarchy Ide...
A: An ecosystem is a natural community of living beings that deals with the external environment and ot...
Q: HOW each variable influence the distribution of different biomes and distribution of flora and fauna...
A: Ecosystem diversity refers to the different types of ecosystems occurring in an area. For example De...
Q: Analyze the graph and identify some factors that may contribute to the rotifer population leveling o...
A: Rotifers are widely distributed and can be seen in the sea and fresh waterways all over the world.
Q: Explain how gel electrophoresis is used to characterize cloned DNA fragments.
A: Gel electrophoresis is a technique in which macromolecules are run on the gel with the help of an el...
Q: Arrange these in chronological sequence of their first appearances on Earth Homo erectus, Lemur, Ch...
A: Evolution is the process of changes in the characteristics of the species from one generation to ano...
Q: What best describes the amoebas division?
A:
Q: A certain polled bull was bred to three cows. With cow A, which is polled, a horned calf was produce...
A: A monohybrid cross is cross in which only single trait is involved . As per the question , Trait is...
Q: List any five aspects of the Human Eye that allow it to record images in the real world.
A: The human eye is a sense organ which responds to visible light and enables us to utilise visual data...
Q: What is electroporation ? Why it is used for ?
A: Introduction: Nucleic acid: A complex organic substance present in living cells, especially DNA or R...
Q: What is Denaturation ?
A: Introduction :- Many of the weak connections, or bonds (e.g., hydrogen bonds), inside a protein mole...
Q: Name two (2) main producers of Ginger and two (2) main importers of Ginger
A:
Q: Mendel's Law of Independent Assortment refers to [ Select ] In the picture below, what assorts indep...
A: Mendel uncovered the fundamental laws of heredity. His experiments demonstrated that the inheritanc...
Q: 2. Scientist discovered how cargo proteins traffic in vesicles by making mutations in genes and obse...
A: A cell membrane separates all cells from their surroundings. The cell membrane controls what enters ...
Q: Differentiate motor nerve ending and sensory nerve endings? Explain briefly and be direct to the poi...
A: The nerves which carry information from Central Nervous System(Brain and spinal cord) to Peripheral ...
Q: Calcium carbonate is used by corals, shelled organisms, and a variety of other marine creatures to c...
A: Climate change negatively affects the organisms which use calcium carbonate to construct tissue.
Q: What is the advantage of the C4 photosynthetic pathway as compared to the conventional C3 pathway? H...
A: Introduction: Photosynthesis is the process of preparing food in the presence of sunlight and chloro...
Q: 60 Patients taking metformin are at increased risk of developing lactic acidosis. How does metformin...
A: Metformin can cause a hazardous condition called lactic acidosis. Individuals who have lactic acidos...
Q: Which of the following animals is a prosimian? a) lemur b)primates endemic to Madagascar c)an outgr...
A: Evolution is a continuous transition of living forms, beginning with the basic forms of the past and...
Q: In peas, round seed shape (R) is dominant to wrinkled seed shape () and yellow seed color (Y) is dom...
A: Alleles are the alternative forms of a gene that are located on the same locus of homologous chromos...
Q: A plasmid is a circle of________ . a. RNA c. either RNA or DNA b. DNA d histone proteins
A: Introduction :- A plasmid is a DNA molecule found in bacteria and other cells that is tiny and often...
Q: The image below shows an amino acid at physiological pH. Answer the following questions about this a...
A: Amino acids can be referred to as the monomers responsible for forming proteins. Each amino acid is ...
Q: Describe the experimental evidence which supports the rotational motion of the y- and e-subunits of ...
A: Describe the experimental evidence which supports the rotational motion of the gamma and e-subunits ...
Explain how targeted gene silencing and knockout mutations can give insights into the functions of a gene.
Step by step
Solved in 2 steps
- In selecting target cells to receive a transferred gene in gene therapy, what factors do you think would have to be taken into account?Explain how genes can be altered in living organisms, and describe some of the applications of these techniques.Distinguish between insertion, deletion and substitution mutations. Explain how mutations can be harmful or beneficial to organisms.