Pls170c1 Study guides, Class notes & Summaries

PLS170C1 Exam 3 Questions with Correct Answers What is caffeine found in? - Answer-coffee seeds, tea leaves, and kola seeds The primary reason for plant production of secondary metabolites is to provide___________________. - Answer-defend themselves against herbivores Caffeine is a mild stimulate in humans that _______________________. - Answer-speeds up the heartbeat, promotes alertness and endurance, increases blood pressure The coffee plant is native to ____________________, but ...

PLS170C1 Exam 2 Questions with Correct Answers What constitutes an individual's genome? - Answer-all of its DNA A particular protein is 400 amino acids long. How many nucleotides in the template strand of DNA are required to code for this protein? - Answer-1200 When examining the genetic code, it is apparent that ____________________. - Answer-There can be more than one codon for a particular amino acid The relationship between a gene and a messenger RNA is as follows: - Answer-mRNAs ...

PLS170C1 Final Test Questions with Correct Answers Which of the following have a random assortment of vascular bundles? - Answer-herbaceous monocots Wilting is NOT the result of - Answer-increase hydrostatic pressure Plasmolysis - Answer-causes the plasma membrane to separate and pull away from the cell wall. This group of plants derives the most significant benefits of secondary xylem. - Answer-Woody dicots T or F: Bark is made of crushed secondary phloem and periderm - Answer-True...

PLS170C1 Exam 1 Questions with Correct Answers What will always lack secondary thickening? - Answer-herbaceous Which are the name of the specialized cells which regulate water loss and carbon dioxide uptake? - Answer-stomata Which will complete their life cycle in more than one year? - Answer-perennials and biennials These long-stranded, living cells provide strength to leaves and stems. - Answer-collenchyma Both herbaceous and woody plants have: - Answer-vascular cambium Angiosp...

PLS170C1 Exam 4 Questions with Correct Answers What best describes the benefits trees provide to ecosystems? - Answer-trees improve cognition, mental health and post-operative recovery from surgery, trees provide food, medicine and fibers for human use, and trees purify and filter the air, reduce urban heat islands and reduce energy costs What is the estimated cost of providing the natural capital from ecosystems that are required to sustain earth? - Answer-$33 trillion Global warming that ...