1. What is the cause of the decline in walrus population in Alaska? * A. Sharks ate all walruses.
B. Many walruses died from disease.
C. Walruses were hunted to extinction.
D. Walrus migration patterns have changed as a result of climate change.

Order the steps of protein synthesis. amino acids are lined up in a sequence. rna is modified into mrna. dna is transcribed. a ribosome binds to mrna. chemical bonds are formed and a protein is produced.

Biomass can be used to generate electricity. biomass relies heavily on agricultural crops. plants release carbon dioxide and water in combustion. plants use photosynthesis to originally generate the energy that is needed. the chemical energy of these plants all started with what energy source?

Select three sports that require participants to be highly fit before the beginning a: snowboarding b: skydiving c: rock climbing d: bungee jumping e: free diving f: hiking