Which of the following structures would be the least likely to fossilize?
1. shells of clams and snails
2. skin
3. bones
4. teeth

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

Microorganisms are involved in each of the following processes excepta. smog production.b. food production.c. infection.d. o2 production.e. decomposition of organic material.

Dna. we have heard that we are a product of our dna. but where is it? how do we "get" our dna? it is passed to us, from our parents, but in what form? several vocabulary words associated with inheritance are used interchangeably and sometimes, incorrectly. let's see if you can clear this up for someone just learning about inheritance and cell structure.