1. What was the worldwide avemge life expectancy in 2000?
a. about 30
c. almost 80
b. more than 67
d. none of the above

Ineed the answer asap. in order to be considered alive, an organism must simultaneously possess the characteristics of homeostasis, heredity, cells, reproduction, and

Which of the following cognitive skills have not been displayed by animals? a. using tools b. forming concepts c. transmitting culture d. using syntax

Which of the following accurately describes the correct order of events in the process of transpiration within a plant? a. water enters the roots, passes through the leaves, and leaks through the stem pores. b. water enters the roots, gets transported through the stem, and evaporates through the leaves. c. water is absorbed through the leaves, is transported through the stem, and nourishes the roots. d. water is absorbed through the leaves, nourishes the roots, and leaks through the stem pores.