Marine plants - Study guides, Class notes & Summaries

"Salting out" - certain ions become too concentrated in soils and draw water out of roots by osmosis, causing plant death 2 types of lateral meristems: - Cork cambium vascular cambium 2 ways to increase allele diversity/allele frequency distribution: - 1.) gene flow 2.) mutation 3 Chordate Subphyla - Urochordata, Cephalochordata, and Vertebrata 3 criteria for designating species: Boys Make Pasta - biological, morphological, phylogenetic 4 key characteristics of chordates - 1.) notochor...

EGEE 101 midterm 2; Questions & Answers 100% Correct oil and natural gas typically form in what environment? a- marine life preserved at the bottom of deep lakes b- plants in a humic, swamp environment c- at a gas station d- in whales e- in cows Correct answer-a

Euphotic zone - Answer-first 200 meters -where photosynthesis can take place -suns radiation can be absorbed Seed Plants - Answer--true plants -not very abundant -grasses, eelgrass and surfgrass -mangroves -like warm, muddy waters -have a root system Protists - Answer-a) large algae(seaweed) -brown algae(kelp), green (sponge weed), red (rhodophyta) b) phytoplankton(small algae) -most producers -diatoms -coccolithophores -dinoflagellates Eukaryotes - Answer-seed plants and protist...

Biol 227 Lab Exam Latest Update with Verified Solutions Acoelomate (Platyhelminthes) planaria. has eyespots , auricles, incomplete digestion, pharynx, dorsoventrally flattened acoelomate filled with parenchyma derived from mesoderm albumen egg white, just under shell, supples water, nutrients, o2 allantois collects waste allantois in mammals tube that fuses with chorion to form chorioallantoic placenta Allomyces Chytridiomycota Alveolata A protistan clade that includes d...

The Phosphorus Cycle Questions and Answers 100% Pass What is the phosphorus cycle? The phosphorus cycle is the biogeochemical process by which phosphorus moves through the lithosphere, hydrosphere, and biosphere, involving the weathering of rocks, uptake by plants, and movement through the food chain. Where is most phosphorus found in the environment? Most phosphorus is found in rocks and sediments, where it is released through the process of weathering. How does phosphorus ente...

MTTC Integrated Science (Secondary) Exam Questions With Verified Answers Graticule slide marked with grid line, useful for counting or estimating a quantity Preparing acid solutions Always add acid to 2/3 water, then add rest of water # of Animal species over 1 million species and about 30 divisions # of insects 800,000 species, half of animal kingdom Characteristics of animal kingdom muliticellular, heterotrophic, reproduce sexually, do not have cell walls or chloropla...

Toxoplasma gondii belongs to which group of eukaryotic organisms? - Protozoans A scolex is a structure found in - Helminths Tuberculosis is not usually transmitted by - Fomites The most virulent pathogen of the human flu virus is type - A SARS is a respiratory illness caused by - Coronavirus Which of the following geographic areas contains reservoirs for Coccidioides immitis? - Arizona Fungi that help the roots of plants to absorb minerals and water from the soil are - Mycorrhizae A dimor...

Agonist - Competitive inhibition, binds to active site and causes a signal response in receptive tissue. Antagonist (blocker) - Competitive inhibitor, binds to active site so signal molecules cannot bind but causes no response in receptive tissue, can bind and release eventually. Apply your understanding of channels and synapses to predict how various neurotoxins affect nervous function. - Neurotoxins block receptor proteins on the post-synaptic neuron. Example: tetrodotoxin form Fugu fish...

Biology 198 Exam 6 Questions With 100% Correct Answers 1) Examine the symbiotic interaction of algae and fungi, and understand the role of lichens. 1: the fungus provides the algae or cyanobacteria with carbon dioxide , minerals , and water , it also provides the algae with "housing" , protection of its photosynthetic organelles- the algae or cyanobacteria provides the fungus with energy through photosynthesis^ this symbiosis forms lichens- pioneer organisms that can settle on rock and secre...

snails. Scientists studying these snails found that while 47 percent of the snail population was striped, 56 percent of the snails eaten by birds were striped. What could scientists conclude about the snails? - ANSWER Solid shell snail genes will increase in the population. The flesh-eating bacteria, Vibrio vulnificus, destroys healthy tissue. Infectious agents such as this are best classified as what kind of environmental factor? - ANSWER Pathogenic Between 1932 and 1968, a chemical facto...