They are a species, the definition is:
A group of organisms that have similar characteristics and can interbreed to produce fertile offspring
Answer:
C) Biomagnification of mercury results in toxic levels of mercury high in the food chains.
Explanation:
Answer:
Weather, Death, Lack of typical food, Moving to different places
Explanation:
Answer:
G1/S checkpoint
Explanation:
G1/S checkpoint is one of the points in the cell cycle, between growth phase 1 and DNA synthesis phase, where a cell that has been damaged is sensed by DNA repair enzymes and further degraded by apoptosis. In cancer cells, there is mutation in these DNA repair enzymes and thus nothing to correct the cells from dividing even when damaged and thus there is no arrest of division and cells continue dividing
Answer:
Option A
Explanation:
Most of the human economic systems if not all operate with the human natural systems. Human economic system and natural systems almost dependent on one another in that they are linked by a network of interconnected processes; for example, human economic activity depend on natural, including a maintained system of primary productivity such as forests and agriculture etc.
