The superficial capillary loops are engorged with blood.
The greenhouse is the cause of most climate warming and glacier retreat in the past 50 years, however, related causes like farming, burning fossil e.t.c are also causing glacier retreat
Answer: the pioneer species
Explanation:
Answer:
I would say B
Explanation:
To prove Causation you need a random experiment. This could mean D because random experiments entail hidden variables but I think your best bet is B because its what's the use of a hidden variable without an experiment.