engineers have just laid a new undersea cable. what prediction can they make about the impact this will have on the environment? a. hypoxic conditions will be created within a large distance from the cable.
b. power flowing through the cable will increase the primary productivity of the area.
c. radiation from the cable will cause marine life to move to other locations.
d. the cable will serve as a substrate to which many invertebrates will attach.

Explain why process 2 is so important to sexual reproduction identify processes 1 and 3 state one difference between the cells produced by process 1 and cells produced by process 3

In 2001, records showed that local stocks of fish were down worldwide. yet, records of harvests indicated that fish were being taken at records rates. what was actually happening?

This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.