[urgent]

place the developments in evolutionary history in the proper time frame.

i) charles darwin writes 'on the origin of species'.

ii) lamarck writes about evolution through acquired traits, using a giraffe as his model.

iii) dna sequencing is developed, allowing the comparison of the genes of different organisms.

iv) malthus, an economist, writes about the inevitability that people will exhaust a food supply by reproducing too often.

a) iv, ii, i, iii

b) i, ii, iv, iii

c) ii, i, iv, iii

d) ii, i, iii, iv

Indicate whether the following statements about the biases in the fossil record are true or false. a) inland species are more likely to be preserved than marine species b) organisms with hard body parts are more likely to be preserved than are those composed soft tissues. c) species that existed over a larger area are more likely to be preserved than species existing over a smaller area. d) organisms that lived very long ago are more likely to be found as fossils than organisms that lived relatively recently e) the fossils of larger organisms are more likely to be found than the fossils of smaller organisms

Name the organs of humanelemintary canal.

Describe the change in phase and temperature as water moves from the oceans to the atmosphere and then returns to earth again as rain. a) evaporation : temperature increases; condensation : temperature decreases; precipitation (rain) : temperature decreases b) evaporation : temperature increases; condensation : temperature decreases; precipitation (rain) : temperature increases c) evaporation : temperature decreases; condensation : temperature decreases; precipitation (rain) : temperature decreases d) evaporation : temperature increases; condensation : temperature increases; precipitation (rain) : temperature decreases