USABO- Exams Bundle with Questions and Correct Answers

Mycorrhizae - Symbiotic organisms (aka symbionts) with plants that live on their roots, helping the plant gain nutrients Nerve net - A nervous system that moves neural signals in all directions from the stimuli, found in invertebrates like hydra Malpighian tubules - Tubes in an insect that help ...

Both amino acids and nucleotides form complex chains. Select all the answers below that are accurate. A. The chains formed by both have polar phosphate groups. B. Both contain peptide bonds. C. Both contain nitrogen. D. The chains formed by both can be lysed by trypsin. E. The sequence of chai...

What enzyme does HIV use to convert RNA to DNA? - Reverse Transcriptase The promoter region of a prokaryotic gene is located ______ to the gene and is the binding site for ______. - 5'...RNA polymerase Which of the following is TRUE of prokaryotes? I. Simultaneous transcription and translation ...

insterstitial fluid - fluid located between cells and among tissues cuboidal epithelium - cube shaped epithelial cells that function in secretion, and are located in various endocrine glands simple columnar epithelium - lines intestines, secretes digestive juices and absorbs nutrients, one cell ...