How do you explain Charlotte's inability to detect a Barr body in her buccal smear? Suggest two possibilities.

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A: INTRODUCTION ATP (adenosine triphosphate) is an energy-carrying molecule found in the cells of…

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A: Immune system is very important for the proper functioning of body, without immune system our organs…

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A: Fertilization in humans refers to the fusion of male and female gametes that facilitates the…

Q: . .is the arrival of pollen on a receptive stigma. ... .

A: A flower is the reproductive part of an angiosperm plant's modified thick shoot. The transfer of…

Q: Make a comparison between the properties of whole blood, blood plasma, lymph, and tissue fluid

A: Whole blood consists of particulate matter in the form of cells,  proteins and liquid in the form of…

Q: Which of the following groups of early-diverging animals is comprised of two layers of cells that…

A: Introduction Divergent evolution:- It refers to the process by which interbreeding species diverged…

Q: Given the following sequence for one strand of a double-strand oligonucleotide: 5’ACCGTAAGGCTTTAG3’…

A: Nucleus is main controller of the cell which carries genetic instructions . It contain Chromosome…

Q: In the Chesapeake Bay estuary, the blue crab is an omnivore that eats eelgrass and other primary…

A: Introduction Food Web:- It is the interconnected food network between the organisms that are not…

Q: Which is NOT a modification made to pre-mRNA? addition of a 5' cap removal of introns addition of a…

A: In bacteria, RNA transcripts are ready to act as messenger RNAs and get translated into proteins…

Q: major life zones characterized by vegetation and climate, primanly average temperature and…

A: Tropical regions contain tropical forest.  These are characterized by hot temperatures all the year…

Q: 5. View the protists blood parasites (Trypanosoma cruzi, Trypanosoma brucei, and Plasmodium vivax).…

A: Trypanosomes are zooflagellate protozoans that are obligate parasites that can cause parasitic…

Q: 15. Why is PK > PNa and by about how much?

A: Significantly more potassium channels are open than sodium channels and this makes the membrane at…

Q: Consider the following sentence: "The dog did not eat." Which of the following variations of this…

A: Mutation is a random event. It is responsible for change the sequence of nucleotide in a gene.

Q: Why is glucose provided by glycogenolysis in the liver but not in skeletal muscle?

A: Through glycogenolysis process, glycogen broken down into glucose and provide energy.  Muscle…

Q: Invasive species fishzilla How is it controlled?

A: Introduction Invasive species:- It is an organism that causes ecological or economic harm…

Q: homozygous for his teeth, what are the chances of passing on his toothy smile to thor 22. Some…

A: Teeth is encoded by single gene. The single gene has two alleles. T and t are two alleles of a…

Q: What is the full regulatory pathway of glycogen synthase and glycogen phosphorylase by insulin and…

A: Insulin is a protein hormone which is secreted by the beta cells of the islets of Langerhans in…

Q: Pertaining to the side of the body lateral Lying on the belly Lying on the back

A: Ans : the correct answer for the following question.  Lying on the belly - PRONE Lying on the back -…

Q: State the three main functions of the digestive system.

A: Digestion involves two aspects- mechanical digestion and chemical digestion. Mechanical digestion is…

Q: 4. Write short notes on Ribosome.

A: Introduction - The site of protein synthesis in the cell is the ribosome, which is an intercellular…

Q: How is a child with Type I diabetes similar to a child who is starving? Mark all that apply 2 Both…

A: Type 1 diabetes, also known as insulin-dependent diabetes, is a chronic condition in which the…

Q: To determine: The reason for plant death if its stomata is closed or opened all the time.

A: Introduction Plant cell death is the end of a plant cell's life activities due to an intracellular…

Q: Deuterostome diversity Which of the following statement(s) about deuterostomes is true? Check the…

A: Deuterostomes is the term related to embryonic development of animals.

Q: Which of the following applies to quaternary structure? O a. It has two alpha and two beta subunits…

A: Introduction The three-dimensional arrangement of atoms in an amino acid-chain molecule is known as…

Q: In the beginning of the Surgery section, what is the “general” section? Do we use modifiers in the…

A: General surgery is a surgical speciality that focuses on abdominal contents such as the oesophagus,…

Q: Genes are made by- (A) Histones (B) Lipoproteins (C) Hydrocarbons (D) Polynucleotides

A: The DNA or deoxyribonucleic acid is the genetic element in living organisms that determine the…

Q: 2 Fraternal twins are nonidentical siblings that form wheen two eggs mature, are released, and are…

A: FSH is also known as Follicle Stimulating Hormone. In women, FSH helps manage the menstrual cycle…

Q: Which of the following is an evolutionary leftover from a feature that a common ancestral special…

A: Introduction Evolution:- It is a process of gradual change in the characteristics of a species over…

Q: What is the gene that goes with a trait called

A: A gene is the basic physical and functional unit of heredity. Genes are made up of DNA.

Q: Discuss Diphyllobothrium latum major structure and distinction that is needed to confirm its…

A: INTRODUCTION The biggest tapeworms that may infect people, Diphyllobothrium latum and related…

Q: Explain, in detail, how tyrosine kinase proteins are involved in one signal transduction pathway of…

A: The signal transduction pathways in cell occurs via three types - G protein couple receptors,…

Q: actice with Crosses. Show all work! 6. A homozygous round seeded plant is crossed with a homozygous…

A: The condition where two identical genes are present in an individual for a particular character, is…

Q: Explain the monocarpic fruits with example.

A: There are two types of plants based on their different types of flowers that show their life cycle…

Q: when XRCC2 DNA sequence CTC is changed to CCC (which causes a missense mutation converting Leu to…

A: The mutation is simply defined as a process in which the sequence of DNA of any organism changes.…

Q: Chromosomes contain- (A) Protein only (B) DNA and protein (C) DNA, RNA and histone (D) DNA, RNA,…

A: Introduction - DNA is bundled into thread-like structures called chromosomes in the nucleus of each…

Q: worm Disease Produced Infective stage Mode of Transmission Intermediate and definitive host enolepis…

A: Hymenolepis nana and dimunita are the species of tapeworm. H. dimunita has slightly bigger eggs and…

Q: If we say that a certain STR locus has “high heterozygosity” in the human population, what do we…

A: Short tandem repeat (STR) markers or "core loci" are required for the entry of DNA genotype data…

Q: 15. Why is PK > PNa and by about how much?

A: After discovery of electricity, scientists discovered that conduction from brain to muscle was…

Q: Helping tags: Biology, microbiology, outbreak, botulism WILL UPVOTE, just pls help me answer the…

A: Botulism is a condition that affects the nerve system and can be lethal. Toxic compounds called…

Q: Leech obtains continuous blood flow from its victim by pouring in it-

A: Leeches Leeches are triploblastic coelomates belonging to the phylum Annelida. Their bodies are…

Q: During ejaculation, sperm cells and semen is released from the reproductive tract of a male. What…

A: Ejaculation It is the process through which sperm cells and seminal plasma from the male…

Q: Positive result Negative result Comments/ additional info Indicators, key regents, or key…

A: Whenever we encounter an unknown sample of microbes or we want to identify a specific microbe we can…

Q: Glycophorin, a protein in the plasma membraneof the red blood cell, normally exists as a homodimer…

A: Hydrophobic means water repelling. There are certain amino acids in a protein which poses…

Q: The damaged ozone layer is situated in- (A) lonosphere (B) Mesosphere (C) Stratosphere (D)…

A: Introduction - Between 15 and 30 kilometres above the earth's surface, the ozone layer protects…

Q: Differentiate Kin selection from altruism.

A: View point of Kin Selection:- It believes that reproductive success is the main goal (for other…

Q: Which structure is involved in the transport of water through a vascular plant? xylem O phloem…

A: Introduction - Vascular plants, also known as tracheophytes or Tracheophyta, are a wide category of…

Q: How much does sickle cell anemia impact males, females or a particular ethnic group. How much of an…

A: Answer

Q: Kin selection explain eusocialty?

A:

Q: Explain the monocarpic fruits with example.

A: Monocarpic Plants Flowering plants that produce flowers and seeds once in their life span. They are…

Q: Which of the following statements regarding nucleotides is false? A) Nucleotides contain sugar…

A: The nucleotide is the sub unit of nucleic acid. DNA and RNA are the examples of nucleic acid. The…