Adrienne has a pet mollusk. Lately she noticed that her pet has learned how to escape its tank. What kind of mollusk is Adrienne’s pet? What makes you believe this? Sample Adrienne’s pet is probably a cephalopod. They have complex nervous systems that enable them to solve simple problems--like escaping from their tanks!

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.

What is responsible for the uneven heating between the poles and the equator on any given day

16. which of the following accurately describes a step within transcription? a. dna polymerase uses one strand of rna as a template to put together nucleotides. b. the dna strand is used as a template for which a complementary rna strand can be produced. c. the rna strand forms a template by which dna can be built. d. the rna strand is produced within the cytoplasm.