Well, cray fish are omnivorous which means they eat animals too. Secondary consumers eat animals.
Cray fish are secondary consumers.
The answer is B. Eukaryotes
Eukaryotes organisms that are made of cells that have a nucleus.
Hope this helps!
Answer:
Option C
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Answer: Radiometric dating
Explanation: Radiometric dating is a procedure used to determine the age of elements such as rocks and fossils. It is based on a comparison between the observed abundance of a naturally occurring radioactive isotope and its decay products, using known decay rates.
It causes pathogens to stick together.
