Answer:
has two recessive genes ............option A
The highest point the medium rises to and a trough is the lowest point the medium sinks to.
Answer:
This question appears incomplete
Explanation:
This question appears incomplete. However, <u>the cell organelle involved in transportation of molecules in the cell is the </u><u>cell membrane</u>. This cell membrane can be said to be cause of several forms of transportation in and out of the cell - this is because the membrane is a selective barrier. While some substances/molecules move through diffusion by moving with the concentration gradient (as in the case of passive transport, others move against the concentration gradient requiring energy to cause the transportation (as in the case of active transport).
Its b. Ecosystem
Population is the number of a species in an area, it has nothing to do with physical characteristics.
Abiotic is just an adjective meaning not alive
Competition is just the interactions between organisms in the struggle for food, water, space, mates, and many other things again not physical characteristics