Which evolved first, plants or animals? What evidence exists for your answer? Explain your reasoning as to why one would have evolved 100 million years prior to the other
What will be an ideal response?
Fossil and DNA evidence supports the hypothesis that animals evolved around 600 million years ago and that plants evolved 500 million years ago. Despite the increased complexity of an animal over a plant, the animals had a head start because they evolved in the water and plants evolved on land.
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What is the foramen of Panizza?
a. the third chamber of a fish heart that separates into two major arteries b. the hindmost heart in arthropods that propels hemolymph forward c. the hole between crocodilian ventricles that allows blood to pass between d. the web-like capillary structure in gills that allows gas exchange with water
Enzymes
a. are not specific. b. act as catalysts. c. are inorganic molecules. d. have special shapes that react to their activities. e. are cholesterol derivatives.
________ is a useful technique in criminal investigations because humans contain many copies of repeating or junk sequences, the length of which can be unique to an individual
Fill in the blank(s) with correct word
After hydrogens and electrons are stripped from NADPH, NADP+:
A. is broken down further to NAD plus phosphate in the Calvin cycle B. is sent to the electron transport chain of cellular respiration C. evaporates from the cell D. is sent to the Krebs cycle E. is recycled back to the light-dependent reactions