The ability to live in a semi-submerged state, have a high salinity tolerance, and possess hollow tubes for root oxygenation best describes the dominant eastern North American tidal plant
A) bald cypress (Taxodium distichum).
B) bayberry (Myrica pensylvanica).
C) cordgrass (Spartina alterniflora).
D) rockweed (Fucus spp.).
C
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The release of factors by cells that influence the activity of nearby cells is referred to as:
A. autocrine signaling. B. paracrine signaling. C. pheromonal signaling. D. electrical signaling. E. endocrine signaling.
In your garden, you have an Ailanthus altissima, also known as the Tree-of-Heaven. You try adding additional plants to the same garden bed, but notice poor seed germination and seedling growth around the tree. What is the most likely explanation for this?
A. The tree is blocking most of the available sunlight which is limiting germination and growth. B. The tree is utilizing most of the available miconutrients in the soil. C. The roots of the tree have a stronger water potential than the seedlings which is causing the seedlings to dehydrate. D. The tree has a mutalistic relationship with animals that are removing plants that are in competition for resources with the tree. E. The tree is releasing chemicals into the soil that are inhibiting germination and growth of other plants. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about about plant interactions? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
What powers the ATP synthase enzyme in the light-dependent reactions of photosynthesis?
a. energy from ATP b. energy from NADPH c. energy from the splitting of water d. energy from electron transfer chains e. energy from the flow of hydrogen ions
Which of the following types of cellular changes would be considered malignant?
a) dysplasia b) squamous cell carcinoma c) papilloma d) adenoma