Discuss the development of multicelled organisms from single-celled organisms. How did this
development occur? What will be an ideal response?
The student should discuss how the first multicelled organisms probably developed from
colonies of single-celled organisms that did not disperse. These colonies may have developed
some cells that were specialized. Eventually, these specialized cells developed the ability to
carry out functions such as reproduction, respiration, and food gathering.
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The intensity and location of the monsoon activity depend on the position of the intertropical convergence zone (ITCZ). Monsoons follow ITCZ ____ in the Northern Hemisphere's winter and ____ in its summer.?
A) ?east; west B) ?north; south C) ?south; north D) ?west; east
What determines the rank of coal?
a. The proportion of Kerogen b. The content of Peat c. The content of Organic Matter d. The concentration of Carbon
Slash-and-burn agriculture occurs in steppe climates
a. True b. False Indicate whether the statement is true or false
"Emerging economy" is considered a more positive synonym for "underdeveloped economy" when discussing world development.
Answer the following statement true (T) or false (F)