Quick question please help (: 40 points
Suppose a scientist found a new fossil that indicated it was a primitive mammal. Relative dating techniques place the age of this fossil at a much earlier time than mammals were thought to exist. What effect will this finding have on understanding of the history of life?
A.
The split between mammals and nonmammals in the tree of life needs to be shifted back.
B.
A new branch needs to be added to the tree of life.
C.
An existing branch on the tree of life needs to be removed.
D. Other fossils need to be retested to be sure that the ages assigned to them are not in error.
Answers: 1
Biology, 22.06.2019 10:20
Casts and mold are a type of preservation where the original material decays, leaving a mold in surrounding rock that can be filled with another sediment a. true b. false
Answers: 2
Biology, 22.06.2019 16:40
Aremote community desperately needs more electrical energy. it is located in an area with the following characteristics: average wind speed of 15 – 20 km/hr some medium-sized rivers with slow-moving currents few coal deposits some oil exploration being conducted within 400 miles based on the above information, which energy source would be the most economical and safest for the community to pursue? a. fossil fuel b. hydroelectric c. nuclear d. wind
Answers: 2
Quick question please help (: 40 points
Suppose a scientist found a new fossil that indicated it wa...
Mathematics, 08.03.2021 23:50
Arts, 08.03.2021 23:50
Computers and Technology, 08.03.2021 23:50
Mathematics, 08.03.2021 23:50
History, 08.03.2021 23:50
Computers and Technology, 08.03.2021 23:50
Mathematics, 08.03.2021 23:50
Mathematics, 08.03.2021 23:50