2. What do you notice about the number of hydrogen bonds that exist between the nucleotides? 3. Who was the scientist who discovered the rule of base pairing ?
4. On the diagram, what do the pentagons and spheres represent ?

Dr. bad has developed a way to damage the atp-binding cassette transporter (abc transporter) on a cell. the cell's abc transporter can no longer bind and use atp when it's transporting substances. which of the following statements best describes how this damage would effect the transport of substances in the affected cell? (choice a) substances at a low concentration outside the cell would be more rapidly transported into the cell, where there is a high concentration. (choice b) substances at a high concentration outside the cell would not be transported into the cell, where there is a low concentration. (choice c) equilibrium would be established between all substances inside and outside of the cell. (choice d) substances at a low concentration outside the cell would not be transported into the cell, where there is a high concentration.

Which best describes carbon dioxide’s path out of the body

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.