Answer:
D. number of individuals in a species
The smallest fragments travel the fastest because a smaller molecule has less resistance making it easier to travel through the gel.
Answer:
A
Explanation:
The The one that is appropriate is A because phytoplankton to fish is like the bacteria that is on the bottom of the floor in the water and the fish could eat that phytoplankton and then your shark and whale could eat the fish and get the phytoplankton so your answer is A
Answer:
a) different types of animals and plants and the forest soil
Explanation:
An ecosystem is a community of living organisms in conjunction with the nonliving components of their environment, interacting as a system. Therefore, a scientist would need to include biodiversity when describing a forest's ecosytem.