Most of an herbaceous plant body consists of
a. ground tissue.
b. phloem.
c. vascular tissue.
d. sclerenchyma.
e. xylem.
A
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Answer the following statements true (T) or false (F)
1. Malpighian tubules of insects secrete rather than filter to eliminate waste products. 2. The filtrate that leaves the proximal convoluted tubule is much more concentrated than the blood in humans. 3. The blood supply to the loop of Henle also exhibits a countercurrent arrangement. 4. Based on phylogenetic analyses of the mineralcorticoid and glucocorticoid receptors and the presence or absence of their ligands (glucocorticoids and aldosterone) in certain vertebrates, it would appear that hormones always evolve prior to their receptors. 5. It would be reasonable to assume that environmental cues such as photoperiod and temperature might regulate animal reproduction.
In which soil would the banana tree do the poorest?
a. soil A b. soil B c. soil C d. It would do the same in all soil types.
Copy number variants
A) are extremely rare, occurring in only about a dozen sites in the genome. B) are found only in even-numbered chromosomes. C) number in hundreds to thousands. D) are five or fewer bases long.
If the cuticle is removed from a leaf, it will:
a. be unable to photosynthesize b. be unable to carry on transpiration c. lose water by evaporation and wilt d. lose water by cohesion and die e. turn yellow