15. Which of the following is NOT a major threat to biodiversity caused by humans?   climate change habitat disruption environmental heterogeneity over-exploitation of natural resources like fishing areas introduction of non-native species

Q: How does DNA being the universal molecule of inheritance in all cells support evolutionary theory?

A: The genetic code and DNA reflect life's common ancestry. DNA similarities can reveal how closely rel...

Q: Axial Skeleton Skull Facial Bones Maxillae Anterior Nasal Spine Alveolar Processes Infraorbital Fora...

A: Answer 

Q: Total compressive knee forces range between O 1-2 %BW O 2-4 %BW 3-5 %BW 0.5-1.5 %BW

A: Knee It is the largest joint present in the body. It involves 4 structures which are bones, cartilag...

Q: A 54-year-old man presents with loss of sympathetic innervation to the left side of his head, charac...

A: There is a total of 31 pairs of spinal nerves. These are further categorised based on the region the...

Q: 1. Give an example of parasitic plants and what structural adaptations are present in these plants t...

A: Balanophoraceae, Orobanchaceae, and Rafflesiaceae  

Q: Define about Spliceosome ?

A: The genes present in the nucleus of cell consist of coding as well as non-coding regions. The term n...

Q: DCO expected coefficient of coincidence interference

A:

Q: of biodiversity loss and their effect on terrestrial, freshwater, and marine ecosystems and suggest ...

A: A geographic area where plants, animals, and other organisms, as well as weather and landscape, work...

Q: What is Drosophila Mhc gene ?

A: A gene is the essential physical and functional unit of heredity. They are comprised of DNA (deoxyri...

Q: Paleomagnetic reversals cause mass extinctions when they occur. Group of answer choices True False

A: False.

Q: Question 9 Which statement is NOT an advantage of monoclonal antibodies in human therapy? Monoclonal...

A: Monoclonal antibodies are basically produced by the help of hybridoma technology in which a great nu...

Q: A 23-year-old man was brought to the ER barely conscious but in great discomfort after being wounded...

A: The correct option is E. Right ventricle.

Q: Which are enzymes that shorten the poly-A tail ?

A: Cytoplasmic PABP2 is having some canonical functions. Along with this, it also induces poly(A) tail'...

Q: Describe the mechanism of blood clohing

A: Blood clotting or coagulation is a process of forming blood clots to stop excess blood flow during c...

Q: Independent assortment means .a. alleles at one locus assort into different gametesb. alleles at dif...

A: Introduction  Sir Gregor Mendel is known as the Father of Genetics. He was the pioneer scientist who...

Q: Give the following meaning of the diagnostic terms below: auscultation rhonchi - percussion sputum -...

A: Lung sound  Lung sounds or breathing sounds or respiratory sounds are sound that produced during inh...

Q: A reef that receives most of its fish recruits from other reefs and supplies few larvae to other ree...

A: * coral reef coral reef is in water can form of colonies of coral polyps of calcium carbonate.C * Co...

Q: The most useful method for dating ancient calcium rich cave deposits would be Group of answer choice...

A: Answer :- Option (D) is correct. - Uranium-Thorium Dating.

Q: Define how Activators and Repressors Interact with General TranscriptionFactors ?

A: Transcription factor binds to sites called enhancers and silencers which can switch on or off the ge...

Q: Explain how the length of a muscle fiber at the time it is stimulated to contract affects the tensio...

A: Introduction:- The functional unit of striated muscle is the sarcomere. This is the most fundamental...

Q: Which of the following does NOT describe mutation? * It can lead to the reproductive success and ada...

A: Mutations are any random alterations in DNA which can result from any error during the DNA replicati...

Q: Q1. The total area of a haemocytometer chamber is . a) 1 mm? ......... b) 15 mm? c) 16 mm? d) 9 mm? ...

A: Note: As per Bartleby Guidelines, For Remaining Answers Please Repost The Question. Introduction: Th...

Q: Explain how the body returns blood glucose levels to normal if it gets too low. Include the roles of...

A: Glucose homeostasis is the mechanism by which body maintain its normal glucose level two organ play ...

Q: What are NUCLEUS  ?

A: Introduction  A cell is the basic unit of life. All organisms are single cellular or multicellular, ...

Q: ameloblast lay down fibers which begin to calcify and form dentin ? ameloblast secret the enamel mat...

A: All of this statement based on formation of dental cavity and tooth. Where ameloblast is the group o...

Q: Why is pedigree analysis important?

A: The genetic disorders can be identified by pedigree analysis. the genes are the functional unit of t...

Q: (d) Match the items given in Column A with the most appropriate ones in Column B and rewrite the cor...

A: Cranial Nerves:  The cranial nerves are a group of 12 nerves that run along the back of your head. E...

Q: When preparing to place a thoracic epidural, you palpate the inferior border of the scapula. This la...

A: The central axis of the skeleton is a flexible column extending from the neck to the tail made of a ...

Q: The offspring of the cross AA × aa are______ . a. all AA c. all Aa b. all aa d. half are AA and half...

A: The term Punnett square is associated with the table that plays an important role in describing the ...

Q: Do Gram-positive bacteria grow on PEA agar? If not, what prevents their growth?

A: Bacteria are common, mostly free-living organisms that are often made up of only one biological cell...

Q: What organism did Vries used as evidence to prove that species did change as Darwin said? * evening ...

A: Question number 1 On the basis of above observations, Hugo de Vries (1901) put forward a theory of e...

Q: The electron-transport chain consists of a number of multi protein complexes, which work in conjunct...

A: Introduction  FADH and NADH are examples of electron carrier which takes part in most of the redox b...

Q: Gyraulus convexiusculus is the first intermediate host of: *

A: A host organism is an organism that harbours a parasite and supplies it with nutrients. 

Q: 26. What is chromatin? A. DNA and lipids B. RNA and lipids CDNA and protein D. RNA and protein 27. W...

A: 26. Chromatin:- Chromatin is a substance within a chromosome consisting of DNA and protein within th...

Q: Please choose all the ADVANTAGES of protein-based drugs such as antibodies compare to small molecule...

A: When ingested into a living system, drugs are any chemical compounds that affect/alter the metabolis...

Q: One gene that affects three traits is an example of______ . a. dominance c. pleiotropy b. codominanc...

A: Some characteristics are passed down from parents to their children; this is known as inheritance. M...

Q: In cocker spaniels, the following genotypes and phenotypes are found: AABB = white A-bb = red aabb =...

A: A black male is mated with a liver-colored female, and they produce the following pups 3/8 black 1/8...

Q: Why is it important to put regulatory mechanisms in place at specific portions of the pathway from D...

A: The flow of the information takes place from DNA to the proteins. Proteins act as structural compone...

Q: Question 1:  Mass extinction ocurred on the following time and era except for: A. Mesozoic B. Precam...

A: Question 1) Mesozoic era : At the end of this era the about 70% of all plants and animals were vanis...

Q: While a stem cell transplant from an unaffected donor is currently the only cure for DBA, genome-edi...

A: DBA (Diamond-Blackfan Anemia ) : Diamond-Blackfan anemia is described as a disorder that primarily a...

Q: Differentiate between a spike and receme inflorenscene in grasses

A: In spike inflorescence flowers are arranged on single stem branching can't seen however in raceme fl...

Q: Which bone pelvis/leg/foot is located and locate them

A: Bone  Bone is the one of the hardest structure present in the human body. It give the shape and make...

Q: Ime ispods (pill bugs ln iight) Average(Roaches in light) Average(lIspoas (pill bugs in dark) Averag...

A: The number of ispods in dark is less than that of ispods in light but after a certain time period th...

Q: In three to five sentences, describe how the diagram of Earth’s carbon cycle demonstrates the intera...

A: The carbon cycle is a cyclic process that resues the carbon that travels from the lithosphere to the...

Q: specimen from a monocot or a eudicot

A: Transverse sections are taken perpendicular to the long axis of the stem or root (cross-section). Ra...

Q: What is the main idea of the passage? A study shows that African wild dogs catch about sixteen perce...

A: The main idea of the passage should include the following notions: - Earlier thought was that Afric...

Q: For each of the statements below, state whether the statement is true or not, and provide a detailed...

A: Introduction: Agonist: A substance that acts like another substance and therefore stimulates an acti...

Q: What is alternative splicing ?

A: In our cells, genetic information is transferred from DNA to RNA and ultimately to proteins. These p...

Q: In what way are diversity and order exemplified in the living world? Please cite specific examples

A: Diversity The earth is dominated by a diverse range of living things that live on land, in water, on...

Q: 1. If there are 500 eagles in a population in year 1, and 550 eagles in the population in year 2, wh...

A: Population change is caused by birth, deaths, immigration and emigration. Population grows when numb...