Answer:
They affect chemical reactions by lowering the activation energy, thus speeding up the reactions.
They determine the north and south ends
A. 1000 grams. 1000 is divided by ten each time it goes up the trophic scale. since it goes up 2, 3 and 4, the answer is 1000. (1000/10/10/10=1)
Answer: a.Camouflage
Simulation is a deception in the characteristics of the organism which favors it's survival in the environment. Camouflage is a kind of simulation, in which the organism adapt the color or shape according to the surrounding environment in order to remain undetected by a prey and a predator. For example, chameleon is a reptile, which can change it's color according to the surrounding environment. It changes it's color to green in grass and remains brown in the tree bark in order to eat insects and remain undetected from prey and predator population.
Therefore, According to the simulation, camouflage helps predators to survive by allowing them to sneak up on their prey.
