1. What is ATP and how is it produced?
a. Energy produced through photosynthesis
b. Glucose produced through photosynthesis
c. Energy produced through cellular respiration
D. Enzymes produced through dehydration synthes
ATP stands for adenosine triphosphate. It is a molecule that serves as the primary energy carrier in cells. ATP is produced through cellular respiration, specifically through a process called oxidative phosphorylation. In this process, carbohydrates, fats, or proteins are broken down in the presence of oxygen to produce ATP. The energy released during the breakdown of these molecules is used to convert ADP (adenosine diphosphate) into ATP, resulting in the production of energy-rich ATP molecules.
What is ATP and how is it produced?
A. Energy produced through photosynthesis
B. Glucose produced through photosynthesis
C. Energy produced through cellular respiration
d. Enzymes produced through dehydration synthes
ATP stands for adenosine triphosphate. It is a molecule that serves as the primary energy currency in cells. ATP is produced through cellular respiration, particularly through the processes of glycolysis, the Krebs cycle, and oxidative phosphorylation.
During glycolysis, glucose is broken down into pyruvate molecules, producing a small amount of ATP. The pyruvate then enters the Krebs cycle, where it is further broken down, releasing carbon dioxide and generating more ATP. Finally, in oxidative phosphorylation, the electron transport chain uses the high-energy electrons derived from the previous steps to produce a large amount of ATP.
So, the correct answer is C. Energy produced through cellular respiration.
Select true or false.(1 point)
True False
Lipids are a major component of cell membranes.
True – Lipids are a major component of cell membranes.
False – Lipids are a major component of cell membranes.
A covalent bond is when electrons are transferred from one element to another.
True – A covalent bond is when electrons are transferred from one element to another.
False – A covalent bond is when electrons are transferred from one element to another.
All biomolecules contain carbon, hydrogen, and oxygen.
True – All biomolecules contain carbon, hydrogen, and oxygen.
False – All biomolecules contain carbon, hydrogen, and oxygen.
Carbohydrates are good for long term energy.
False – Carbohydrates are not good for long-term energy. They are primarily used for short-term energy storage.
This is the stem.]
(1 point)
Plants obtain glucose through
. Animals obtain glucose through
This stem seems to be incomplete. Can you please provide the options or complete the sentence?
This is the stem.]
(1 point)
Plants obtain glucose through
. Animals obtain glucose through
Genetic information is stored in(1 point)
Responses
A. carbohydrates
b. proteins
C. lipids
D. nucleic acids
(1 point)
Plants obtain glucose through photosynthesis.
Animals obtain glucose through consuming plants or plant-based food.
Genetic information is stored in nucleic acids. The correct answer is D.
The correct answer is c. ATP stands for Adenosine Triphosphate, which is the primary energy molecule used by cells. ATP is produced through cellular respiration, not photosynthesis.
To understand how ATP is produced, let's break it down:
1. Cellular Respiration: ATP is generated through a series of biochemical reactions during cellular respiration, a process that occurs in the mitochondria of cells. Cellular respiration is the primary way organisms produce energy in the form of ATP.
2. Glycolysis: The process begins with glycolysis, which occurs in the cytoplasm of the cell. During glycolysis, glucose (a sugar molecule) is broken down into pyruvate, releasing small amounts of ATP.
3. Citric Acid Cycle (Krebs Cycle): After glycolysis, pyruvate enters the mitochondria, where it undergoes further breakdown in a process called the citric acid cycle. This cycle produces electron-carrying molecules (NADH and FADH2) that will be used in the next step.
4. Electron Transport Chain (ETC): In the mitochondria's inner membrane, the electron carriers (NADH and FADH2) donate their high-energy electrons to the electron transport chain. This chain consists of proteins that shuttle the electrons, generating a flow of energy. This energy is used to pump protons (H+) across the inner mitochondrial membrane.
5. ATP Synthesis: The flow of protons created by the ETC establishes an electrochemical gradient. As the protons flow back across the inner membrane through an enzyme called ATP synthase, it drives the synthesis of ATP from ADP (Adenosine diphosphate) and inorganic phosphate (Pi). This process is known as oxidative phosphorylation.
Overall, ATP production involves a series of intricate steps of cellular respiration, where glucose and other fuel molecules are broken down to produce ATP.