Q: In 500 to 750 words what is the path of lymphatic flow through the body?
A: The lymphatic system is a collection of tissues and organs that aid in the removal of poisons, waste...
Q: What are avirulence genes?a. plant genes that encode proteins that prevent infection (virulence)b. p...
A: pathogen genes that encode elicitors that foster disease in plants
Q: An individual fractures the right femur. The doctor instructs the individual to use crutches for 7 w...
A: Femure is the largest and strongest bone in the body.
Q: Attached problem
A: Angiosperms or rather the flowering plants are the most advanced and the most successful plant speci...
Q: Describe the different types of epithelial membranes and state their locations in the body.
A: Human body comprises of four types of primary tissues. The four different types of primary tissues a...
Q: Define transducer
A: There are various instruments that are used in biological sciences. These instruments are used for a...
Q: According to the chart below, species B is MOST LIKELY found in which kingdon Characteristics of Spe...
A: Answer: All the organisms were classified in five kingdom classification , on the basis of ; cellula...
Q: During muscle contraction, the cross-bridge detaches when ________. a. the myosin head binds to an A...
A: Muscle contraction is a complex process that includes the chemical and structural changes in the mus...
Q: Name one muscle in the superficial perineal space, one in the urogenital diaphragm, and one in the p...
A: Superficial perineal pouch – a potential space between the perineal membrane (superiorly) and the su...
Q: Explain the importance of ribosomes, and differentiate between eukaryoticand bacterial types.
A: Eukaryotes are complex organisms that can be unicellular but most of them multicellular whereas prok...
Q: B- Corona virus is pandemic infection. What kind of Immunization may occur in this case?
A: Infection is a pandemic if it has spread in a wide area, crossing international borders and affectin...
Q: How is bone growth affected by estrogen
A: Bone growth affected by estrogen Estrogen is the major hormonal regulator of bone metabolism in w...
Q: Provide three examples of medical applications of proteins.
A: Proteins are the biomolecules which are made up of Amino acids linked Together by peptide bonds. The...
Q: Why does a significant increase in core temperature represent a threat to life?
A: Homeotherms are those life forms that keep up the inner internal heat level affected by factor ecolo...
Q: 20. Identify the structure labeled A and explain how the functioning of structure A is essential for...
A: A fetus refers to an unborn offspring which develops in the uterus of the mother. A fetus develops f...
Q: Receptor molecules can determine the or tendency of a virus to infect a particular tissue type withi...
A: Tropism is measured by the presence of virus receptors on the surface of a host cell for several vir...
Q: The two most common pathways for fermentation convert pyruvate to
A: Introduction :- Fermentation is an anaerobic process in which energy can be released from glucose e...
Q: Draw a segment of DNA, labeling all important chemical groups within themolecule.
A: A Deoxynucleic acid (DNA) is a compound that stores the genetic information of living organisms. It ...
Q: Cambodian Civil war (1967-1975) - give an opinion on how this war could affect you if you were in th...
A: History The Cambodian Civil War pitted the Communist Party of Kampuchea's forces against the governm...
Q: Occasionally, two primitive streaks form in one embryonic disk. Predictthe result. What happens if t...
A: Primitive streak : A primitive streak is defined as a transient structure that forms during the 15 ...
Q: How do DNA polymerase I and III differ?
A: A DNA polymerase is an enzyme that catalyses the synthesis of DNA molecules from nucleoside triphosp...
Q: Mark the following statements as statement. a. The peritoneal cavity is located between the visceral...
A: The peritoneal cavity is located between the visceral peritoneum and the mesentery.
Q: Explain how ribosomes and the nucleolus are related.
A: The cells contain different organelles like lysosomes, mitochondria, Golgi apparatus, nucleus, ribos...
Q: Ecosystem A has primary production of 2000 g C /m2/yr and ecological efficiency of 10%. Ecosystem B ...
A: The primary production in Ecosystem A is = 2000 g.C.m-2.y-1 and the ecological efficiency of 10%. N...
Q: Describe laminar flow and turbulent flow through a tube.What conditions cause turbulent flow of bloo...
A: Laminar flow occurs when blood moves in ordered, parallel layers through the arteries with no obstru...
Q: Account for the inability of aerobes to grow in the absence of O2
A: Aerobes require oxygen and cannot perform their metabolic processes in the absence of oxygen. These ...
Q: • When do chiasmata develop during meiosis? (Please be specific!)• How do chiasmata affect chromosom...
A: Step 1 Every cell has the power to grow and divide to form new cells of the same kind. At the time o...
Q: Lists cost and benefits of group living in animals.
A: Animals often live in groups. However, group living has both benefits as well as costs. One advantag...
Q: What is an adequate diet?
A: The diet that provides sufficient amounts of energy, essential amino acids, essential fats, vitamins...
Q: Which animal must eat a larger proportion of its weight in food each day: a house cat or an African ...
A: Between the African lion and the house cat, the house cat is the smaller of the two. As it has a sma...
Q: Which of the following statements is not applicable to conjugation? A) OF factors are transferrable ...
A: Bacteria are single-celled microbes. These organisms are capable of exchanging inheritable material ...
Q: Explain how movements of the basilar membrane affect hair cells, and how hair cells can stimulate as...
A: The basilar membrane is a structure that is present in the cochlea of the inner ear. It contains sen...
Q: A standard three-point mapping is conducted for recessive mutations in autosomal genes purple eye (p...
A: Chromosome mapping first introduce the great scientist T.H. Morgan. By the help of recombinant produ...
Q: Our stomachs secrete hydrochloric acid. What functions does this hydrochloric acid serve?
A: Parietal cells or oxyntic cells are found in the fundic part of the stomach. They secrete hydrochlor...
Q: Describe metagenomics and the information it can provide.
A: The culture-independent sequencing-based molecular tool that is used for direct genetic analysis of ...
Q: how do scientists organize a cladogram?
A: Cladograms are diagrams that show the relationships between different taxonomic groups known as "cla...
Q: How might our knowledge about telomeres and telomerase be applied to anti-aging strategies? Are such...
A: Telomere length, a marker of cellular aging, When cell complete division chromosome length becomes s...
Q: How is facilitated diffusion similar to ctive transport? Both involve moving substrates down a conce...
A: The cell membrane is selectively permeable.Some small molecules such as water,oxygen and carbon diox...
Q: A three point cross is carried out and the following 1000 offspring are recovered. ...
A: Gene Mapping: Gernemaping is a technique to determine the gene order and the distance between the ge...
Q: List costs and benefits of group living in animals.
A: Grouping is fundamental to social behavior and living together is an essential characteristic of soc...
Q: Plant tissue culture takes advantage ofa. phototropism.b. gravitropism.c. asexual reproduction from ...
A: Plant tissue cultures are a way by which plants are propagated asexually in test tubes in the labora...
Q: particular animal virus requires the use of DNA polymerase from its host, since it does not possess ...
A: A virus is a pathogenic microorganism that is found everywhere on earth. Viruses cause infection in ...
Q: Explain why ecological trade-offs are common.
A: trade-offs are common in nature.
Q: Compare and contrast the characteristics and habitats of methanogens, sulfur- and sulfate-reducing b...
A: Bacteria are prokaryotic organisms found almost in all places on the planet playing an important rol...
Q: What is the physiological roles of calcitonin?
A: Calcitonin is a hormone produced by the c cells of the thyroid gland.
Q: . With over 369,000 species of angiospermsalone, why do you think we get most of ournourishment from...
A: Despite the existence of hundreds of thousands of different plant species, humans utilize three spec...
Q: Cyclic adenosine monophosphate (CAMP) is a molecule that can act as anallosteric activator of kinase...
A: The second messenger cyclic adenosine monophosphate (cAMP, cyclic AMP, or 3',5'-cyclic adenosine mon...
Q: The hepatic portal system delivers blood from thedigestive organs to the ________.a. liverb. hypotha...
A: Cardiovascular system plays a vital role in the transport/supply of nutrients, gases and removal of ...
Q: match the following and select the correct option: A B Vanilla fragrans Anticancer Aloe barbadensis ...
A: The branch of science biology is defined as the study of life. Biology has two branches namely botan...
Q: Differentiate between the somatic motor and visceral motor (autonomic) divisions of the nervous syst...
A: The nervous system is one of the important systems that helps in transmission and processing of sign...
Farmers sometimes plant clovers or other legumes in fields during seasons when they are not growing crops. When a crop-planting season approaches, the “cover crop” is plowed under. Explain how the 'cover-crop" enhances soil fertility.
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- According to Atterberg, between the ________________ and ______________ limits, a soil is in a plastic state.Is the soil around Winnipeg is good for agriculture (growing crops like wheat, vegetables, or raising animals)?Farmers continually rotate the crops grown in different fields to maintain nutrients in the soil. How would planting soybeans in a field the year after the field was used to grow carrots help maintain nitrogen in the soil?