Leonardo is explaining the ecological pyramids to his daughter. He tells her that often scientists do not favor pyramid of bioma
ss. Why would he say that? A.
because the available biomass may be less than the actual energy provided
B.
because calculating biomass involves counting of the organisms, which can be erroneous
C.
because obtaining biomass requires advanced technology
D.
because biomass shows that the energy remains constant across all trophic levels
Capillary refill time refers to the time that it takes for color to return to an external capillary bed after pressure has been applied (which causes blanching). Usually, on healthy individuals, capillary refill time takes less than 2 seconds. If the time is much longer, this could indicate problems such as shock, dehydration or peripheral artery disease.
A psychologist would say that she enjoys the game because it acts as a reward for her. When she wins or is good at a game this means she is receiving different signals which act in a rewarding way towards her.
