What percentage of a lower trophic level's energy flows to the next higher trophic level? a. 1% b. 10% c. 50% d. 100%

Recent studies have found traces of the insecticide DDT accumulated in the fat tissue of many wild animals. A correct explanation for this accumulation is that

Choose the neurotransmitter that best fits each definition or description. 1. crosses the synapse between a motor neuron and a muscle fiber to produce a muscle contraction. 2.

What is the importance of active secretion in the production of urine in the kidney nephron?

What's the difference between diploid and haploid cells?

Which of the following statements accurately describes fat cell development? a. The number of fat cells grows substantially during early adulthood, as energy expenditure begins to decline. b.

Describe how the Blackland Prairie is situated within Texas?

What are the three different types of skin cancer

True or false There is no direct way to reduce soil compaction caused by agricultural practices.

What caused metamorphism to occur in the blue ridge district during the alleghanian orogeny?

How are hydrogen ions (H+) essential for the production of ATP?