"Green revolution" plants caused many ecological problems.
Answer the following statement true (T) or false (F)
True
"Green revolution" plants are called high responders because they need high levels of fertilizer, water, and pesticides to produce a high yield.
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Stomach cells are moderately well adapted to the acidity and protein-digesting activities in the stomach by having _____
A) a sufficient colony of H. pylori B) a thick, mucous secretion and active mitosis of epithelial cells C) a high level of secretion of enzymes by chief cells D) a high level of secretion of bases from parietal cells E) a cell wall impermeable to acid
The corpus luteum is indicated by the letter ____
a. A b. B c. C d. D e. E
Which of the following can occur by the process of meiosis but not mitosis?
A) Haploid cells fuse to form diploid cells. B) Haploid cells multiply into more haploid cells. C) Diploid cells form haploid cells. D) A diploid cell combines with a haploid cell.
Select the following phylum that includes coelomate, bilaterian animals that have a structure called a notochord.
A. Annelida B. Arthropoda C. Mollusca D. Echinodermata E. Chordata