Membrane protein that receives and sends messages to the inside of the cell are
a. marker proteins
b. channel proteins
c. transport proteins
d. receptor proteins

In what ways does the study of human population differ from the study of wildlife ecology

Which strand is synthesized towards the replication fork

Match the order of the levels of organization in nature with the correct description. example: atoms are fundamental units of matter= level 1levels- 2,3,4,5,6,7,8.now what levels are these? population consists of organismscells consist of moleculesecosystems consist of communities interacting with there environmentmolecules consist of atomsthe biosphere consist of all ecosystems on earthcommunities consists of populationorganisms consist of cells