s membrane C. How does the diagram inform your answer to the question? D. What is the answer to the question in part B?

Answer these two

QUESTION 50 Frederick the Great believed that this drug would make his soldiers unfit to fight a war: O coffee O beer O cannabis O tobacco Ick Save and Submit to save and submit. Click Save All Answers to save all answers. NA here to search

Additional twisting of DNA upon itself is called ____________ The enzyme that can relax or remove this phenomenon is called ________________

Question 3. Biochemistry techniques have been used for the analysis on biomolecules such as enzymes, DNA, antibodies and other molecules in biomedical engineering. b) ELISA is a plate-based assay technique, designed for detecting and quantifying substances such as peptides, proteins, antibodies and hormones. Examine two principles of ELISA. c) Gel electrophoresis is a laboratory technique, used to separate the mixture of macro- molecules such as DNA, RNA and proteins according to their molecular size. i. Analyze the characteristics of DNA molecule that affect the separation results in the gel electrophoresis. ii. Examine three common factors that are possibly affect the performance of gel electrophoresis.

If the concentration of salt in a cell is 0.9% and the concentration of salt in the cell’s environment is 0%, then the environment is ____________________ to the cell.

QUESTION 11 In this gel image, click on the band that represents the molecule that is smallest in size (mass). Coloctod Coordioator

Symporters are protein channels that move many different types of molecules across a cell membrane.  Identify two substances that move through a symporter protein channel.

Question 1 We have received a specialized blood sera that contains antibodies. We want to test whether the antibody will bind to a target on our cell culture. The company that harvested the material has reported that the harvest works best at a 1:250 dilution. What volume of blood sera should we add to make a total volume of 1ml of antibody containing culture media? You may give your answer in any unit you like, but remember to include the unit. Edit Format Table 12pt v Paragraph v

Question 11