Answer:
The correct answer will be option C- A structure upon which proteins are assembled.
Explanation:
A ribosome is a complex molecule machine formed of proteins and rRNA molecules which acts as a site for the synthesis of the proteins.
These ribosomes are present in the cell as a free entity suspended in the cytosol or attached to the endoplasmic reticulum.
Each ribosome is made up of a large and small component which translates the information coded in the mRNA in the form of codons to amino acids which join to form proteins.
Thus, option- C is the correct answer.
The answer is D.
hope it helps:)
7. Environmental factors that can contribute to our epidemic of obesity include all of the following except?
B. increased sedentary <span>lifestyles</span>
10. What are some external influences that may lead a person to be at risk for anorexia?
B. our society's cultural reinforcement to be thin
Answer: option D
The sodium potassium ion exchange move sodium and potassium in opposite direction in electrochemical gradients.
Explanation:
The sodium potassium pump is found in many animals plasma membranes and its moves the sodium and potassium ion in opposite direction across the plasma membrane with the hydrolysis of ATP(adenosine triphosphate) to supply the needed energy. It is an active transport process.