Explain why life on Earth is carbon-based rather than, for example, hydrogen- or oxygen-based.

Q: What is the importance of water, carbon and nitrogen for living organisms? Explain briefly.

A: Importance of water,carbon and nitrogen: Water is the main solvent of the living beings and it is…

Q: Compare and contrast nucleic acids with the other biological molecules.

A: There are 4 major classes of biological macromolecule namely nucleic acids, proteins, carboydrates…

Q: Imagine that scientists have found traces of liquid water on the surface of Mars. Could this…

A: Water is a polar molecule and a solvent that can dissolve more substances than any other solvent on…

Q: What types of organisms can produce their own food required to survive? A. Organisms that can do…

A: An organism is any individual that embodies the properties of life. It is a term for "life form".…

Q: Concept background on biomolecules and transformation of energy within organisms on these following…

A: Note - we are supposed to answer 3 subpart of a questions according to our guidelines. Please repost…

Q: Differentiate between the four classes of molecules of life and, when pertinent, the subunits that…

A: Answer: Biomolecules are the biological compounds produced in the body. These biomolecules performs…

Q: Suppose you wanted to discover whether the oxygen atoms in the glucose produced by photosynthesis…

A: Photosynthesis is a process is used by plants to make food for themselves. It makes use of carbon…

Q: Statement A: The flow of matter across the earth’s subsystems involves the transformation of matter…

A: Statement A: The transformation of matter into energy takes place through many chemical reactions…

Q: What characteristics of carbon make it the central building block of life?

A: Carbon is the basic building block of life.

Q: The reactions in which single carbon atoms aretransferred from one molecule to another are…

A: Carbocation rearrangements are defined as the movement of a carbocation from an unstable state to a…

Q: Carbon is a very important element in biology. What are some of the reasons that organisms need…

A: The term 'Biology" can be split as "Bio", which means "Life" and "logy" meaning "Study of life".…

Q: are protein molecules in cells * .that work as biological catalysts

A: A cell is defined as the smallest unit of a living organism which is the basic structural,…

Q: Why is inclusion of methane in the gas flasks an essential part of the hypothesis that complex…

A: The main components of the early atmosphere of earth was water and carbon dioxide. Condensation of…

Q: Explain the natural formation of Carbon-14. Describe how Carbon-14 becomes incorporated into our…

A: Carbon-14 is a radioactive isotope of carbon with an atomic nucleus containing 6 protons and 8…

Q: The structure of NAD+ DOES NOT include

A: NAD+ is an essential coenzyme that is found in almost every cell of our body. It is involved in…

Q: Why are enzymes necessary for all living things to function?

A: Enzymes are proteins which act on the substrates and convert those substrates into products.Proteins…

Q: Which of the carbon atoms in the following structure is likely to be the least susceptible to…

A: Cytochrome P450 consists of heme as a prosthetic group. Cytochrome P450 is an oxidase enzyme. It is…

Q: what molecule is thought to have performed double duty as a genetic material and performing…

A: The term genetic refers to the DNA or RNA content present in the nucleus of cells. These molecules…

Q: Compare and contrast the electron transport chains of eukaryotes and prokaryotes.

A: The biochemical process wherein the atmospheric oxygen is exchanged with carbon dioxide is…

Q: Why do organisms need ATP for metabolic reactions?

A: ATP stands for Adenosine Triphosphate. It is a molecule found in the cells of living organisms. It…

Q: Based on our current knowledge of biology on Earth, above what temperature (in °C) would biological…

A: The survival of the living organisms is dependent on various factors in which temperature is one of…

Q: why is carbon considered the backbone of life?

A: -Carbon is considered as an important component of life because it plays a vital role in forming all…

Q: Fill in the blank. The molecule necessary for carbon to enter the Krebs cycle is _____________

A: Introduction: The Oxidation Of Pyruvic Acid Kicks Off Aerobic Respiration. Because It Connects…

Q: Why is biochemistry called the chemistry of life?

A: The question is all about the subject biochemistry that it is called as chemistry of life as our…

Q: Which of the following biomolecules contain nitrogen?(a) Glycogen (Chapter 22)(b) Nitric oxide…

A: Biomolecules are organic compounds, which serve several functions and maintains the body.

Q: (a) It can be argued that, if life were to exist elsewhere in the universe, it would require some…

A: Photosynthesis is the process of conversion of the energy of sunlight to glucose a form of chemical…

Q: In terms of functions of proteins in cells; how does enzymes function as catalysts

A: There are two conditions that must be met for life to exist: Organism must be able to replicate…

Q: In your own words, what is Biochemistry? and why is it important?

A: Biology refers to the branch of science that deals with study of living organisms. All living…

Q: Oxygen is necessary for the evolution of complex forms of life, What organisms were responsible for…

A: Oxygen is very important for all the metabolic functioning of the organs and organs systems in the…

Q: Explain why Cyanobacteria is considered the first photosynthetic organisms in the earth’s…

A: Cyanobacteria, otherwise called blue-green microorganisms, blue green algae, & Cyanophyta, is a…

Q: What is a very long organic compound that is made up of carbon, hydrogen, nitrogen, and phosphorous,…

A: There are found four kinds of organic compounds. These are nucleic acid, proteins, carbohydrate and…

Q: explain how the Avery/Hershey Chase experiments proved that DNA is the genetic material.

A: It was 1952, when Alfrerd and Hershey Martha did experiment so as to find genetic material in…

Q: Suppose bacteria were grown with radioactive 325 in the food medium. Which of the following type of…

A: Bacteria are unicellular microorganisms which cannot be seen through the naked eyes. There are…

Q: The reactions in which single-carbon atoms are transferred from one molecule to another are referred…

A: Homeostasis is the ability to maintain a constant internal environment in response to different…

Q: QUESTION 2 Imagine that you are a nitrogen atom in the atmosphere. Write a paragraph that traces…

A: Air contains about 78% nitrogen which is usually in the gaseous form the process of converting…

Q: What makes Carbon so important to life?  Think organic compounds and the properties of Carbon.

A: Organic compounds are the basis of Earth's carbon cycle, by which biogeochemical processes ensure…

Q: Question: Energy flows through the food chain in the form of _____ bonds.   A. Carbon-Hydrogen   B.…

A: Energy is the main requirement of the organism for its survival. Energy is stored in form of…

Q: Will life on Earth be possible if any of the four subsystems are missing?

A: Four subsystems of the earth are; land (lithosphere), water (hydrosphere), air (atmosphere), and…

Q: mutations occur in what molecule

A: The mutation is one of the significant mechanism which directly affects the survival of the organism…

Q: Describe the unique features of the following molecules, why are the critical to life? a.…

A: All these are the macromolecules or biomolecules which are needed for the proper functioning of our…

Q: Briefly discuss the functions of the four types of biological molecules.

A: Four types of biological molecules include carbohydrates, proteins, fats/lipids, and…

Q: Why is it important that enzymes are not changed by the reactions they control?

A: Enzymes are biological catalysts. this suggests they speed up the process by that chemical reactions…

Q: Most enzymes are proteins, but some catalytic DNA molecules have been identified.

A: Enzymes are protein molecules which acts as a catalyst and speed up the reaction when they act on…

Q: Why are possible sources of biologically available energy in theterrestrial subsurface?

A: Subsurface, i.e. deep biosphere generally based on chemotrophic mode for gaining energy rather…

Q: The Miller- Urey Experiment In the Stanley Miller and Harald Urey designed experiments that tested…

A: Chemical evolution is a third hypothesis of life's creation. Pre-biological changes, according to…