Witch type of protien embedded in the plasma membrane passivly allows molecules to move through the membrane

Ascientist discovers a new body between the orbit of neptune and the kuiper belt. the object is round and travels in an orbit around neptune with other space objects. the scientist claims that she has found a new dwarf planet. where is the scientist’s error?

What are tissues? a groups of tissues that work together b basic units of structure and function c groups of cells that perform the same function d multiple organs that perform a major function

In general, did the simulated mice align with your predictions from the punnett squares? yes or no?