How is it that the embryo sacs of some apomictic species look normal but contain diploid cells?

Q: - If our DNA contains all the information about who we are, how can something that does not involve ...

A: There are several process that can change the phenotype without changing the gene sequence. 

Q: Which of the fat-soluble vitamins is needed for building bone, muscle contraction, and nerve impulse...

A: Introduction :  Fat soluble vitamins are soluble in organic solvent or we can say that these are abs...

Q: Isn’t soil just lifeless dirt?

A: ANSWER: No, soil cannot be attributed as lifeless dirt since it is an integral component of the orig...

Q: The image below is an example of the results that you could expect to see from your gel. Each group ...

A: Introduction:- Molecular weight markers are a set of standards that are used for determining the app...

Q: 18. Where is the energy stored in ADP7 Between the first and second phosphate bond b) Between the se...

A:

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: EXAMPLE TERM MAIN ENTRY MEANING Hyperglycemia hy-per-gly-ce-mia excess of sugar in the blood Chapter...

A: The respiratory system performs some secondary functions important to an animal's well-being. These ...

Q: (See attached image...) Is this an image of a plant root or plant stem? Justify your answer.   Is th...

A:   The monocot and dicot parts of the plants, differ from each other and thus it is significant to di...

Q: Consider a recessive condition where 40% of the affected individuals pass away by the age of 10 but ...

A: The mutation is due to the recessive condition of genotype. The survived population gave rise to new...

Q: Explain Gregor Mendel’s contribution to the study of inheritance.

A: An Austrian scientist named Gregor Mendel is famously known for his experiments on pea plants. He wa...

Q: Summarize the water issue concerning the Catawba River

A: *Catawba River basin is present in the  North Carolina. *This lake is located in  3,305 square miles...

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: How does the spliceosome select one splice site instead of another?

A: In eukaryotic nuclei, spliceosomes are multimegadalton ribonucleoprotein (RNP) complexes. They aggre...

Q: Wisdom tooth, appendix and little to are vestigial structures. What could have been their function i...

A: Vestigial structures are the organs that are of no use to human.

Q: 1. Robert Whittaker popularized the five kingdom system. 2. Carl Woese proposed the six kingdom syst...

A: Q. 1. Robert Whittaker popularized the five kingdom system. 2. Carl Woese proposed the six kingdom s...

Q: what does a absorption concept map look like with 10 like words or phrases?

A: The "digestive system" is in charge of converting the entire food that humans eat into energy and nu...

Q: What is TFIIB ?

A: ANSWER:  Transcription factor II B (TFIIB) is a transcription factor that helps in the formation of ...

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

A: The correct option is D.

Q: What is spliceopathies.

A: A portion in mRNA that codes for protein is termed as exon. The non-coding region is termed as intro...

Q: Can two people have the same DNA?

A: DNA is a molecule which is the genetic material of a cell that has all the information of a particul...

Q: Give at least 1 sample each then illustrates them. Please see attached picture.

A: Personal Protective Equipments or (PPEs) are clothing and equipments that are designed to protect or...

Q: 7. Give all the possible Anti-codons for the amino acids listed below. Histidine (His) Isoleucine (l...

A: Codons is a sequence of three nucleotides that corresponds with a specific amino acid or stop signal...

Q: 12. What field of study helps us in identifying the age of a fossil? a. Paleontology b. Comparative ...

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

Q: Describe what would happen to the precursor of a mitochondrial matrix protein in the following types...

A: Introduction Mitochondria are biological organelles found in vast quantities in most cells that perf...

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 the prototype approach? What experiments did Rosch do thatdemonstrated connections between p...

A:     Prototype approach is described as a theory that comprises of categorization proposing.  T...

Q: Beall (1940) counted the number of European corn borer (Pyrausta nubilalis) larvae on four study are...

A: Wiegert (1962) proposed that two factors were of primary importance in deciding onoptimal quadrat si...

Q: contrast the embryonic development of the starfish and the sea urchin.

A: NOTE: Kindly repost for other questions. Dear Student as per the guidelines we are supposed to answe...

Q: In order to stop the spread of COVID the Government of Canada has implemented a law that says you ca...

A: The restriction implemented during the pandemic were proven to be helpful and also had some intense ...

Q: 31. Which of the following is true? A.In a catabolic reaction, molecules assemble into smaller ones ...

A:  Metabolism can be divided into catabolism and anabolism. 

Q: Gyraulus convexiusculus is the first intermediate host of: Echinostoma ilocanum Fasciola hepatica Op...

A: Gyraulus convexiusculus is a freshwater snail and can behave as an intermediate host of many parasit...

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: Define the process of Protein modification ?

A: Introduction: Protein modification is the process of enzymatic modifying proteins, that follows the ...

Q: Which of these is a tetrapod that is NOT an amniote? A. Ostrich B. Shark C. Rattlesnake D. Salamande...

A: * The tetrapods are superclass of animals belong to class tetrapoda that consists of  all limbed ve...

Q: FEEDSTUFF COLOR TEXTURE PARTICLE SIZE SHAPE A. Feed supplements Dicalcium phosphate Limestone Oyster...

A:     ANSWER       

Q: Explain why blood vessels degenerate as well as the significance of this degeneration. Give at least...

A: Blood vessels are of three types, these are the capillaries, arteries and the veins. 

Q: Can autotrophs convert organic molecules into more usable forms of organic molecules? Essentially, c...

A: Few important points about autotrophs and heterotrophs : We know that autotrophs are that organism t...

Q: Explain how these polymers are digested and how the products of digestion are used in the human body...

A: The assimilation of starch starts with salivary amylase, yet this action is substantially less signi...

Q: Expression of recombinant proteins in yeast is an important tool for biotechnology companies that pr...

A: The production of recombinant protein is very costly. For the process of development of any new prod...

Q: Which item is best dated using the potassium-argon (K-Ar) method? Group of answer choices A: Cave la...

A: The  slow decay of potassium 40 into argon is very useful for dating rocks, such as lava, whose age ...

Q: How do fossils provide evidence that evolution has happened on Earth? Fossils show that some species...

A: Evolution It refers to the process that have transformed or changed life on earth from it earliest ...

Q: Explain the environmental issues that would most likely arise from the water transfer.

A: Water transfer can be divided into several categories. One of the categories include alteration in r...

Q: How is it possible to generate so many products from a DNA that is able to fit inside the nucleus of...

A: DNA is the chemical name for the organic chemical that carries genetic information and contains inst...

Q: What is your stand on GMO

A: A genetically modified organism (GMO) is an animal, plant, or microbe whose DNA has been altered usi...

Q: 6. Which of the following is not used as evidence of evolution? a. Biogeography b. DNA Sequences c. ...

A: 6.) Introduction There are five types of evidence that support evolution: Fossil record, biogeograph...

Q: Explain how the different organs health maintains homeostasis A. Skin B. Kidneys C. Lungs

A: The kidneys play an important function in maintaining homeostasis. To accomplish so, they collaborat...

Q: When is fluorescence used in a clinical laboratory?

A: Fluorescence is a type of photoluminescence where light is absorbed by an excited molecule or atom a...

Q: 35. What type of junction allows for molecules to pass between adjacent cells? A. Gap junction B. De...

A: Introduction: Cell junctions are cellular structures comprising of multiprotein complexes. They prov...

Q: Briefly discuss the cardiac cycle. Include what occurs in the atria and the ventricles, oxygen amoun...

A: The heart is a muscular organ that pumps blood through the blood vessels of the circulatory system s...

Q: Time Ispods (pill bugs)Temperature(warm) Average(Roaches Temperature(warm) Average(Ispods (pill bugs...

A: Average number of ispods at warm temperatures is very low as compared to ispods at low temperatures....