How can HIV prevent lymphocytes from functioning correctly?

In the human body fibrinogen is necessary for sealing cuts and stopping the loss of blood. since fibrinogen is made of chains of amino acids it is an example of which type of organic molecule

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?

How are fungi more like an animal? they have a cell wall. they are heterotrophs that absorb their food. they produce seeds and have membrane-bound nucleus. they use sunlight for photosynthesis.