Fluids Motor Mechanism/Processes (Heterotrophic Mode of Mechanisms /Circulation Mechanisms Nutrition) Mechanisms Mechanisms

Q: Tolerance in the Thymus for CD4+ and CD8+ cells is carried out where? What is meant by positive and ...

A:

Q: embryological explanation why The dorsal mesocardium is a ventral mesentery

A: Mesentery: The mesentery is a human organ that connects the intestines to the posterior abdominal wa...

Q: Use examples to explain sexual selection and its outcomes.

A: Sexual selection is a type of natural selection in which members of one biological sex choose mates ...

Q: How did the experiments of Redi and Pasteur refute the spontaneous generation hypothesis?

A: Introduction In this question we will discuss about the Redi and Pasteur experiments 

Q: In a diploid cell in which 2n = 14, how many telomeresare there in each of the following phases of t...

A: The process involved in the generation of daughter cells from parent cell can be described as cell d...

Q: the 1940’s, a young actress filed a case against a film director, Robin Williams, for parental suppo...

A: Introduction:- The presence or absence of the antigens A and B, which are carried on the surface of ...

Q: What is fixism?

A: Introduction When it comes to Earth's biodiversity, fixism holds that the current species in existen...

Q: Give the embryological explanation for "Humans have respiratory structures from the gut, for fishes,...

A: Embryological evidence is closely studying the embryological development stages of the animals.

Q: Homo erectus is the earliest hominin found outside of the African continent. Group of answer choices...

A: Homo erectus is an extinct species of the human genus (Homo), perhaps an ancestor of modern humans (...

Q: 3. Identify the IMVIG pattern of the following tubes. For set of tubes that is E. coli positive, ide...

A: IMViC test are individual four tests that is - indole test methyl red test voges-proskauer test &amp...

Q: Both rhodopsin in vision and the muscarinic acetylcholine receptor in cardiac muscle are coupled to ...

A: Receptors receive the signaling molecules that bind to them.  

Q: What percentage of the cells in a strawberry contains DNA?

A: Introduction: DNA stands for 'deoxyribonucleic acid' and it is the hereditary material in humans and...

Q: C. Choose five questions and answer them in tv 1. Compare and contrast the process of diffusion Clic...

A: Ans 1:- Diffusion is the process of movement of substances from higher concentration gradient to low...

Q: The spectrophotometric profile of this RNA extraction can be interpreted as Spectro-DNA2.pdf 212 KB ...

A: This is method use for assessing the RNA concentrations and it's purity. 

Q: What is the most accepted hypothesis on the origin of life on earth? How does it compare to the othe...

A: Introduction The heterotrophic hypothesis on the origin of life is the most compelling and widely ac...

Q: What is the carbon cycle?

A: Introduction Living organisms have an impact on the carbon cycle, which represents the circulation a...

Q: The two basic requirements, needed for studying the type of protein synthesis and intercompartmental...

A: Palade and colleagues' study detected the location of newly synthesized amino acids by labeling them...

Q: What do you call to the selective agent used in the detection of sporeformers from dried ingredients...

A: A "microbe" is a living entity that is so tiny that it cannot be seen with the naked eye. Microbiolo...

Q: Men have slightly higher values(BMR) than women, because women have less body fat and therefore use ...

A: False

Q: Weight is between fulcrum point ------and muscle force for example head- neck joint standing on the ...

A: Fulcrum point: it is a fixed point around which movement occurs. 

Q: 14. Juan is comparing organisms A, B, and C. Ā and B have many of the same characteristics. But they...

A: Taxonomy is the study of organism categorization, it is the grouping (division) of all known species...

Q: Choose any microorganism from the different groups of cellular and acellular and give the scientific...

A: Introduction:- Bacteria, fungus, archaea, and protists are examples of microscopic creatures. Microo...

Q: What is the formula for net primary production (NPP)? How does NPP relate to energy pyramids?

A: Introduction :- The difference between the energy fixed by autotrophs and their respiration is preci...

Q: QUESTION 2 The final step in gene expression is protein synthesis, or a. translation b. transcriptio...

A: Introduction :- The process of making protein molecules is known as protein synthesis. It includes a...

Q: A mother with blood type B gives birth to a child with blood type B. What could not be the blood typ...

A: Blood types are the result of the presence or absence of and on the surface of the Individuals  red ...

Q: Another name for the RNA polymerase recognition/binding site upstream of a gene is the O a. promoter...

A: Introduction :  In transcription process RNA polymerase binds to the DNA upstream of the gene at a s...

Q: why Humans have respiratory structures from the gut, for fishes, they’re not

A: * most fishes exchange oxygen and carbon dioxide in wate with the help of gills. *Beside the gills t...

Q: Illustrate and describe the life cycle of the following:  Ancylostoma duodenale

A: Introduction: The infective stage of Ancylostoma duodenale to humans is known as filariform larva. T...

Q: Lactose fermentation can be used to distinguish between which of the following? Bacteria of the ...

A: Fermentation is one of the earliest food processing processes. Lacto-fermentation is a type of ferme...

Q: Most flour beetles are black, but several color variants are known. Crosses of pure-breeding parents...

A: Introduction The first filial generation is the F1 generation, and the second filial generation is t...

Q: 17. Which of the following situations below show an example of colored-to tubes interfering with the...

A: The following situations show an example of colored-top are tubes interfering with the assay are: E...

Q: Color blindness is inherited in a(n)_____ pattern. a. autosomal dominant c. X-linked dominant b. aut...

A: Introduction:- Color blindness is the inability to distinguish between the three primary colours of ...

Q: At each origin of replication, DNA synthesis proceeds bidirectionally from two replication forks. Wh...

A: Introduction The process of replicating a double-stranded DNA molecule into two identical DNA molecu...

Q: Write and submit a lab report showing any relationship between blood pressure readings of your class...

A: Introduction:- Blood pressure is a measure of the force that your heart uses to pump blood around yo...

Q: Men have slightly higher values(BMR) than women, because women have less body fat and therefore use ...

A: Introduction:- Basal metabolic rate (BMR). BMR is the number of calories your body uses to maintain ...

Q: PCR can be used______ . a. as a cloning vector b. in DNA profiling c. to modify a human genome

A: DNA is the genetic material present in the cells of living beings.  

Q: A researcher crosses two white-flowered lines ofAntirrhinum plants as follows and obtains the follow...

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

Q: During which one of the following phases of the cell cycle does the nucleus divide? O Interphase O G...

A: The cell cycle can be described as series of events associated with the cell growth as well as divis...

Q: A deer eats 25kg of herbaceous material per day. The herbaceous material is approximately 20% dry ma...

A: Food chain it depicts how energy and nutrients flow through an ecosystem. Plants produce energy at t...

Q: Define the features recognition sequences ?

A: Restriction enzymes are endonucleases and digest the DNA molecules into smaller fragments.  

Q: What are plankton, nekton and benthos?

A: Introduction Thereare three types of aquatic living organisms that can be classified as plankton, ne...

Q: hich of the following can produce inactive endospore-like bodies that are infectious to human epithe...

A: Introduction Chlamydia is a Gram-negative bacteria genus that are obligate intracellular parasites. ...

Q: With suitable examples, explain how mechanisms that do notinvolve adaptive traits can change allele ...

A: Allele frequency means frequently appearance of particular allele appears in the population. Change ...

Q: Why uncut and cut PCR at different position in the agarose gel? which one can be decided accuracy th...

A: *Gel electrophoresis a technique to separate DNA fragments based on their size. *DNA samples are loa...

Q: 2) Provide the picture of the following: a. cephalothorax, and all the other structure found. Proper...

A: Insects are any group of small and often winged animals that are arthropods having six jointed legs ...

Q: Question 2 KEY #100 O Normal female Normal male Carrier female Female with disorder Male with disord...

A: *A carrier male is married to a normal male and they have two children with having  One diseased ma...

Q: 1) In Gram staining, to what cell structure do the dyes bind? 2) Would it be useful to perform a Gr...

A: Gram staining is a method which is used to divide bacterial species into two - gram negative and gra...

Q: Palomino is a color in horses, (a gold coat); Genetically, the palomino color is created by a cream ...

A: Palomino is a color in horses (gold coat) which is created by two genes  cremello (a cream gene) and...

Q: List down all of the similarities and differences of Mangrove Tree and Terrestrial Tree.

A: Ecosystem balance, often known as "ecosystem homeostasis," is influenced by both factors that tend t...

Q: multicellular organisms, nondividing cells stay in G0 phase. For the cell, why is it better to be he...

A: Cells first enter into the G0 phase from a cell cycle checkpoint then in the G1 phase, there are som...