What are the three types of tissues comprising the ground tissue system, and what are their functions? What will be an ideal response?
Concepts to Consider: 1) Parenchyma--photosynthesis (contain chloroplasts); storage of
starch, oil, water, and salts; secretion; possible differentiation into other types of cells. 2)
Collenchyma--flexible structural support in soft plant organs; allows plants to grow upward.
3) Sclerenchyma--hard, strong tissue that provides support for plant body.
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Blood entering the heart from the body passes through the heart chambers and lungs in the following order:
A. right atrium, right ventricle, lungs, left atrium, left ventricle. B. left atrium, left ventricle, lungs, right atrium, right ventricle. C. right atrium, left atrium, lungs, right ventricle, left ventricle. D. left atrium, right atrium, lungs, left ventricle, right ventricle. E. right ventricle, left ventricle, lungs, left atrium, right atrium.
As filtrate moves through the ____ in mammals it generally undergoes a dramatic decrease in
osmolarity.
a. distal convoluted tubule b. Bowman's capsule c. descending segment of the loop of Henle d. proximal convoluted tubule e. ascending segment of the loop of Henle
The death of animal life in a shallow body of water in conjunction with a rapid increase in plant life is known as ________
Fill in the blank(s) with correct word
Which of the following is true about natural selection?
Select one: a. It acts on genotypes rather than phenotypes. b. It assures the survival of each fit individual. c. On average, it favors the survival of young with adaptive characteristics. d. It always selects for more complex forms. e. It always selects for forms that are a mutated variation.