Which of the following statements about fossil evidence from plants is true (select all that apply): Question 2 options: Sporophytes were branched before the evolution of vascular tissues. In early land plants the gametophytes were branched and complex like the sporophytes. The earliest known fossil beds, the Rhynie Chert, dates to 360 mya. Since fossilized remains are often rock-like, it is only possible to observe large characteristics, not cellular ones.
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Biology, 22.06.2019 01:00, lizzyhearts
Mr. olajuwan was in a horrific snowmobile accident. afterwards he had trouble walking and he had a loss of balance. which of the 4 major brain region was probably demaged
Answers: 1
Biology, 22.06.2019 06:10, avonsluv8809
Aresearcher designed an investigation to test what effect eating different types of food would have on blood insulin levels. she selected 10 male subjects who were all 25 years of age and in good health. the experiment took place over 3 days. at 8: 00 a. m. on each day, the subjects ate a meal consisting of only 1 type of food. they had their blood insulin levels measured after consuming the meal. on day 1 they ate a high fat diet, on day 2 they ate a high protein diet, and on day 3 they ate a high sugar diel what is the independent variable in this experiment? a the age of the subjects b the blood insulin level c the type of food consumed d the time of day the meal was consumed
Answers: 2
Biology, 22.06.2019 06:30, ktown9
Zoo geographic regions are characterized by the presence of specific groups of animals these regions are determined by the taxonomic or phylogenetic relationships of animals. the map shows the zoogeographic regions proposed by the naturalist alfred russel wallace in 1876. the similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between the organisms in both locations ?
Answers: 3
Which of the following statements about fossil evidence from plants is true (select all that apply):...
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