You have developed a new anticancer drug, but it will not cross the plasma membrane of the target cancer cells because it is large and it contains many polar functional groups. One strategy would be to attempt to get this drug into cancer cells through A. contractile vacuoles B. G protein coupled receptors C. receptor mediated endocytosis D. potassium ion channels

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.

evidence and logical support is essential for a scientist to do in order to maintain credibility. this is because no one can believe without any logic and without any evidence.hence a scientist can maintain credibility by proving himself and by answering logically so experiments prove very beneficial. logical hypothesis give conclusion which is acceptable. therefore, there are two main factors to maintain credibility by a scientist is evidence and logical support.