In plant leaves, what are the tiny pores that allow carbon dioxide to enter and oxygen to exit?
What will be an ideal response?
stomata
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When assigning a scientific name to an organism,
A. the species name is placed first. B. the species name can be abbreviated. C. both genus and species names are capitalized. D. both genus and species names are italicized or underlined. E. the species name is capitalized.
When tropical forests are cut for agriculture, they often do not produce highly productive crop growth
What is probably limiting the growth of a crop in the tropical forest?
a. Sunlight. b. Rainfall. c. Carbon dioxide d. Soil nutrients. e. Bacteria.
What conditions are responsible for the stimulation of the JGA (juxtaglomerular apparatus)?
a. an increase in blood pressure or blood volume within the heart b. an increase in the solute concentration of the blood plasma c. a decrease in the solute concentration of the blood plasma d. a decrease in the blood pressure or blood volume in the afferent arteriole e. consumption of alcohol
The gene p53 is called the ________ because it corrects mutations in the spindle apparatus before nondisjunction can occur
A) M phase checkpoint monitor B) tumor-suppressor monitor C) S phase checkpoint monitor D) guardian of the genome