What is the Rh factor?

Q: give a detailed description of the following organelles: a)Nucleus b)Lysosomes c)chloroplasts d)...

A: Introduction: A cell is the smallest unit of life which has a definite structure and a specific func...

Q: Question 5. You are performing an experiment on a cultured animal cell and observing the Golgi compl...

A: Colchicine affects microtubules or spindle fibres. Colchicine is a microtubule depolymerisation agen...

Q: O biolistics

A:

Q: What are the limitations of the quadrat approach

A:

Q: The attack of free hydroxyl radicals on polyunsaturated fats triggers a chain reaction leading to th...

A: Introduction: Free radicals are the chemical species that have a single unpaired electron in an oute...

Q: A mistake was made in preparing the arginine decarboxylase test, and mineral oil was NOT added to th...

A: * Decarboxylation test is for anaerobic reactions hence mineral oil is to be added to the broth to k...

Q: Assume the carbon atoms in a molecule of glucose are radioactive. Referencing specific compounds, tr...

A: Glycolysis is the first step in the breakdown of glucose and it is the metabolic process that serves...

Q: 1. An individual whose genotype is AABBCC is crossed with an individual who is heterozygous for all ...

A: Given that, the genotype AABbCc is crossed with an heterozygous individual (AaBbCc). But you have as...

Q: 16. Briefly compare the sympathetic and parasympathetic divisions of the autonomic nervous system. S...

A: The nervous system is divided into 2 types: 1. Central nervous system 2. Peripheral nervous system T...

Q: Which of the following fungi is responsible for rotting of foods such as bread, strawberry, and swee...

A: Different scientist have classified fungi differently. Among them the most widely accepted classific...

Q: The allele for red Reather color in pigeens b this is dominant to the allele fer brrown fealthers, b...

A: Alleles are the alternative forms of a gene present on same locus on homologous chromosomes.  If any...

Q: The number of bacteria in a sample can also be quantified with other techniques, such as examination...

A: In microbiology laboratories the number of microorganisms present in a particular sample is determin...

Q: What is the relationship between BMR and body size? Why?

A: Basal metabolic rate:- Basal metabolic rate is the rate of energy expended at rest in a neutral envi...

Q: How do eosin-methylene blue (EMB) agar plates work? What organism(s) are they designed to detect? Ho...

A: Several tests are performed in the laboratory in order to detect several bacterial agents as well as...

Q: In corn, kernel color is governed by a dominant allele for white color (A) and by a recessive allele...

A: Given data: Frequency of heterozygous genotypes?  Total kernels= 152 Tatal white kernels (homozygous...

Q: Question 2. In the presence of low levels of GTP, microtubules inside a cell will undergo due to

A: Introduction :- The network of protein filaments, present in the cytoplasm of eukaryotic cells is ca...

Q: Oxygen is the final electron acceptor in the electron transport chain. However, in the absence of ox...

A: Introduction: The reactions which help in converting pyruvic acid to carbon dioxide and water in mit...

Q: Increase in size and normal metabolic activities of the cell occur during O G1 phase O S phase G2 ph...

A: Introduction :- Metabolism is a delicate balancing act combining two opposing activities: building u...

Q: Assuming a Hardy-Weinberg equilibrium, 21% of a population is homozygous dominant, 50% is heterozygo...

A: Hardy-Weinberg equilibrium  In population genetics Hardy-Weinberg equilibrium will be applicable if ...

Q: (c) State the main function of the following:

A: Tissue is a gathering of cells that have similar design and that work all together. A nonliving mate...

Q: Enzyme(s) associated with the cytosolic face of the plasma membrane directly activated by G-proteins...

A: GPCRs are the largest and most diverse groups of membrane receptors. They convert extracellular sign...

Q: Exercise 4 2

A:            ANSWER           

Q: List at least 5 abiotic factors and explain how they can affect the populations of different species...

A: An ecosystem (or ecological system) is made up of all the organisms that interact with the physical ...

Q: Which of the following processes includes the removal of introns in the primary RNA transcripts? O p...

A: Introns are noncoding sequences of an RNA transcript or the DNA encoding it. In simple terms, intron...

Q: Expound or explain further the statement below. Watson and Crick had discovered that formation of co...

A: Watson and Crick They discovered the double-helix model of Deoxyribonucleic acid (DNA). They propos...

Q: What is the rate-limiting step in cytoskeletal filament assembly?   A. Nucleation   B. Extension...

A: Rate limiting step means the slowest step of cytoskeleton filament. actin filaments, microtubules, a...

Q: The placenta is formed from the embryo and the of the of the mother. O umbilical cord, oviduct O yol...

A: Reproduction is an important physiological process of all the living organisms. to increase their nu...

Q: hat are two common defects related to cell division that cause cancer

A: One of main defect is mutation for cancerous cells that can result in the cell becoming overwhelmed ...

Q: Write an introduction of the isolation and purification of bacteriophage with host Escherichia coli

A:

Q: glucagon

A:

Q: Which of the following sequence shows the correct hierarchy of taxonomic levels from least specific ...

A: The system of categorization of different organisms into different groups on the basis of their sign...

Q: How is blood typing for the ABO system and the Rh usually done?

A: Blood typing is the process of identification of blood type and Rh-factor identification. The blood ...

Q: A eukaryotic gene is added to a mixture containing a restriction enzyme EcoRI and a bacterial plasmi...

A: The EcoRI restriction site is present in tetracycline resistance gene. This meand that while ligatin...

Q: In 1955, conservationists in Hawaii were concerned about an invasive species, the giant African land...

A: Euglandina rosea ia a wolf rosy snail which was introduced intentionally. Belongs to phylum- mollusc...

Q: Blombos Cave in South Africa contains some of the earliest examples of portable art associated with ...

A: Answer :- True.  

Q: The pericardial cavity is a part of which cavity? pelvic cavity abdominal cavity pleural cavity tho...

A: 4. Thoracic cavity

Q: Three fruit shapes are recognized in the summer squash (Cucurbita pepo): disk-shaped, elongated, and...

A: Genes are the hereditary units of life. The inheritance pattern was introduced by Gregor Mendel, aft...

Q: disorder that leads to nearsightedness (difficulty seeing things at a distance) is caused by a genet...

A: * given that the disorder nearsightedness is caused by mutation. *On small island of Pacific nearsig...

Q: describe the different biotic and abiotic factors in a grassland describe the ecological relationshi...

A: Grasslands are open areas of land where grasses or grasslike plants are the prevailing species. Tree...

Q: significant databthat we can obtain from grasping ideas from the connectuon of extinct organisms to ...

A: When a species becomes extinct, scientists refer to it as such. Extinction aids in the development o...

Q: 3. Cross a homozygous Blue Parakeet with a homozygous Yellow Parakeet. What is the genotype and phen...

A: Genetics is a branch of biological sciences that studies genes, genetic variation, and heredity in l...

Q: Animals attract mates through a variety of behaviors. Diurnal animals tend to rely on visual cues, w...

A: How Might Chemicals Disrupt the Endocrine System? Interruption of the endocrine framework can happen...

Q: Explain and list down the protocols in doing or preparation of materials for polymerase chain reacti...

A: Polymerase chain reaction It is a technique that take specific sequence of DNA of small amount and ...

Q: What will be the importance of evolution to all living things?

A: Introduction:- Evolution is important because it explains how life evolved on Earth and how differen...

Q: https://onlinelibrary.wley.com/do/pdf/10.1:

A: A species are organisms that are capable of reproducing within the their own memebers. However , var...

Q: What is the quantitative criteria for drinking water and why is virus not included in the criteria?

A: Water quality criteria have been widely established for a number of traditional water quality variab...

Q: Which one is INCORRECT to describe the human genome? Question 16 options:   Human genome encodes ...

A: Introduction: The Human Genome Project was an international scientific research project with the goa...

Q: what the downward and upward slopes in the graphs indicate about the contractile vacuole?

A: The contractile vacuole gathers and pumps out excess water as it accumulates in the cell.

Q: The action potential is split into 4 parts (A-D). For each part, 1. Describe what stimulated the cha...

A: An action potential is sudden and fast change of the resting membrane potential which propagates thr...

Q: Define the term RNAi.

A: Recombinant DNA technology (rDNA technology) is extremely useful for analyzing a species' entire gen...