Label the images provided ---->(cell nucleus/nuclei, epithelium, connective tissue, muscle, lymphocytes, blood vessels)

Q: LO22 Calculate genotypes and phenotypes in traits with maternal effects. Lets say that hatching date…

A: Genes influence the transmission of characteristics from one generation to the next. Genes are made…

Q: Label the parts of the skin and subcutaneous tissue. Sweat pores Dermis Lamellar corpuscle Tactile…

A: The labelling of the skin and subcutaneous tissue are labelled below.

Q: Explain three reasons why bacteria form biofilms. Discuss why biofilms are a concern for industry.

A: Reasons for formation of biofilms: (1) defence against dangerous host conditions, (2) colonisation…

Q: 1. Complete the table Genome type Capsid Envelope Transmission n Viral replication occurs in Name…

A: Postexposure prophylaxis (PEP) is a type of preventive treatment that is used to help protect an…

Q: Which of the following is an example of a secondary consumer? a)A spider that eats herbivorous…

A: Secondary consumers are largely carnivores that feed on the primary consumers or herbivores. They…

Q: 1. How does sensation arise?  2. Explain the following somato sensory pathway a. First order…

A: Different parts of the brain:   1. Cerebrum: The largest part of the brain, it is responsible for…

Q: Explain how the nuclear envelope affects gene expression in eukaryotes.

A: Prokaryotes lack nucleus and therefore are devoid of a nuclear envelope.  Instead, they contain…

Q: Your friend was recently diagnosed with Type II diabetes. Her doctor offered encouragement that her…

A: Diabetes is an example of homeostasis being disrupted. When we ingest glucose our insulin secretion…

Q: Uricotelic organisms release nitrogen as bird poop containing     a. NH4+.     b. arginine.…

A: Uricotelic organisms are the species that excrete uric acid waste.  The uricotelic organisms excrete…

Q: Correctly label the following parts of the brainstem. Inferior cerebellar peduncle Midbrain Medulla…

A: The bottom part of the brain that connects the brain to the spinal cord is called the brainstem. It…

Q: The two reactions below and determine if they are exergonic or endergonic reactions +00 00 reactants…

A: Metabolic process are the processes in which bigger molecules are formed from small molecules or are…

Q: Which of the following statements best describes the synthesis of secreted proteins? a.) Secreted…

A: Secreted proteins are those proteins that gets secreted out of the cell.

Q: Question 21 LO11 Identify the elements necessary for speciation to occur. Speciation is likely to…

A: Biological diversity broadly describes the evolution of life from genes to ecosystems, including…

Q: Horsetails are more closely related to angiosperms than they are to lycophytes.

A: introduction Angiosperms, are called as flowering plants they contains seeds enclosed within their…

Q: Explain the reasoning for the establishment of three nucleotides codons

A: Nucleotides are the monomers that build the nucleic acids which are DNA and RNA. These nucleotides…

Q: Correctly label the following functional regions of the cerebral cortex.

A: The correct labelling of the functional regions of brain is given in step 2.

Q: The p53 pathway is important for regulating the cell cycle. In a normal cell, there is a protein…

A: p53 is the most extensively researched tumor suppressor gene. It plays a significant role in the…

Q: Cancer cells need more DNA synthesis but the NADPH/ NADP* ratio is high. Which of the following…

A: Cancer cells are rapidly growing cells with high energy demand and synthesize more DNA. The high…

Q: Define what photosynthesis is  How to eradicate or lower GLOBAL WARMING by using process…

A: Global warming is the long-term rise in the average temperature of the Earth’s climate system. It is…

Q: Which of the following statements about trp operon regulation is TRUE? A. Low trp levels result in…

A: Lac Z is a gene that encodes the enzyme β-galactosidase, which catalyzes the hydrolysis of lactose…

Q: What kind of marine life exists at the central pacific ocean in hawaii (pelagic zone)? And can the…

A: INTRODUCTION : Marine life - Marine life includes all the flora and fauna( plant life & animal…

Q: Free Energy A+B a. Progress of the Reaction Line that represents energy of activation without enzyme…

A: Activation energy is the minimum amount of energy that is required by a reactant to convert it into…

Q: 1. From one colony of E.coli, you have purified the DNA of a recombinant plasmid. You have…

A: The DNA is measured at absorbance 260 and 280nm, and the ratio of two readings will tells the purity…

Q: 4. Explain the following sensory pathway a. Exteroreceptor b. Interoreceptor c. prioprioceptor

A: Every receptors are essentially transducers, which means that when it receives a stimulus, it…

Q: The image below is of a stained onion root tip. Determine the phase of mitosis that each cell below…

A: Mitosis is a cell division that forms two daughter cells. It includes prophase, metaphase, anaphase…

Q: The antigen-presenting proteins arrive at the plasma membrane.  Which of the following is NOT part…

A: Calnexin and the associated calreticulin protein work together to guarantee correct glycoprotein…

Q: Match the protein on the left with the mechanism of how the protein is activated on the right.…

A: Proteins can differ in terms of size, charge density, structure, and biological activity. Protein…

Q: Discuss how histologists can use visualization of epithelial tissue to help with diagnosis of…

A: Epithelial tissue is an important part of the body as a covering of surfaces and as a lining of the…

Q: 1. How Spallanzani’s experiment different from Needham?

A: John Needham hoped to eradicate all pre-existing microbes by briefly boiling broth flavoured with…

Q: If one nondisjunction event occurred during meiosis II, you would expect the four resulting gametes…

A:

Q: Public Health (MCQ) 1. If you are being a field doctor in the department of public health, are given…

A:

Q: Question 41 What is specifically illustrated in the figure below? Self- complementary sequence RNA…

A: In the image shown, we can see two strands of DNA, unwinded, RNA polymerase, RNA being transcribed…

Q: 16. When a nucleophile attacks the ß phosphorous atom of ATP, what kind of transfer occurs? A. B. C.…

A: A phosphoryl group is transferred from a molecule that is the donor in a phosphoryl transfer…

Q: Explain several issues we have with HIV vaccine development. Why haven’t we been able to produce a…

A: HIV stands for Human Immuno Virus. It is a virus that infects T helper cells of immune system and…

Q: C B [Select] A D 4-0 Process C is called [Select] B E Molecule A is a small electron carrier that…

A: Metabolic processes are the process takes place inside the living organisms in which large molecule…

Q: (3) If a DNA sequence is 5' TCC GGT CAT 3' what are the RNA and protein sequences that can be made…

A: Chargaff rule:The rule that in DNA there is always equality in quantity between the bases A and T…

Q: Describe the difference in translation initiation between prokaryotes and eukaryotes.

A: Introduction :  Translation is the method through which an individual protein is encoded by an mRNA.…

Q: What are the correct complementary RNA bases for the strand shown here? TUUCTG UAACUG TAACTG CHOICE…

A: Ribonucleic acid (RNA) is genetic material for some of the viruses. Unlike the DNA it is single…

Q: What are prions made of? Why wouldn’t radiation be an effective choice to kill prions?

A: Prions are abnormal, pathogenic agents that are easily transmissible. They accumulate inside the…

Q: At worker of a chemical production after poisonous steams breathing a quantity of slime in…

A: RESPIRATION: The metabolic process of inhalation of oxygen and exhalation of carbon dioxide from the…

Q: The problem of replicating the lagging strand of DNA is solved through the use of Group of answer…

A: Okazaki fragments are fragments of DNA that are formed during the process of DNA replication. They…

Q: Explain why the second time you encounter an organism only your memory cells respond. Is this…

A: During the encounter with antigenic entity second time, there are already many memory cells present…

Q: Which molecule in the gel is the smallest - A, B, C, or D? Explain how you determined this. B)…

A:

Q: The largest organ of our body belongs to the endocrine system integumentary system nervous system…

A: Ans- b) integumentary system The integumentary system refers to organs that form the physical…

Q: There are many metabolic pathways in a biological system, and it is critical to regulate these…

A: To increase or decrease end product output, single enzymes or all of the enzymes in a given pathway…

Q: Lycophytes are more closely related to mosses and hornworts than they are to angiosperms. Group of…

A: Lycophytes are vascular plants that bear spores on them. They are seedless and comprise of two main…

Q: The head of a sperm contains a haploid nucleus with 23 chromosomes. True False

A: Sperm is produced by the male reproductive system in the seminiferous-tubules present in both…

Q: The algorithm or tool in MEGA that is used for multiple sequence alignment of nucleotide/DNA…

A: Introduction In bioinformatics MSA (Multiple Sequence Alignment)  is generally the alignment method…

Q: 2. What biochemical markers can indicate liver problems? What tests should then be used to identify…

A: Laboratory liver tests help diagnose and treat patients with liver dysfunction. The metabolism of…

Q: Describe the ways that normal gut flora can benefit the human host

A: The human gut's microbiota ecosystem, which contains 10¹⁴ microbes (ten times more than human cells)…

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