25. decomposers are important in the environmer
because they
a. convert large molecules into simpler molec
that can then be recycled
(b.) release heat from large molecules so that t
can be recycled through the ecosystem
c. can take in carbon dioxide and convert it
oxygen
d. convert molecules of dead organisms int
permanent biotic parts of an ecosystem

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that a) the four organisms do not have a common ancestor. b) humans are more closely related to chimps than any other apes. c) chimps are more closely related to gorillas than they are to humans. eliminate d) there is no evidence if any relationship between the four branches on the tree.

Wich organism obtains its energy from dead or decaying matter

According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?