Help me i suck at biology
1.Biological evolution is the change over time of populations of organisms
2.Sometimes, sedimentary rocks are removed by road construction, volcanic eruptions or earthquakes. How might scientists determine the age of fossils found in these conditions?
3.Extinctions can be caused by gradual environmental changes, such as mountain formation, orones, such as volcanic eruptions.
4.During what eon and era did the Silurian period occur? Use the words eon and era in your answer.
Answers: 2
Biology, 21.06.2019 12:30
Asquare kilometer of forest has 200 deer. what is the term that is used to describe this number?
Answers: 1
Biology, 22.06.2019 16:30
Which statement best explains why cells were observed in more detail using a compound microscope than a simple microscope? a compound microscope has greater magnification ability than a simple microscope. the compound microscope was invented before the simple microscope. a compound microscope is much easier to manufacture than a simple microscope. compound microscopes were more common than simple microscopes.
Answers: 3
Biology, 23.06.2019 05:30
Using the graph, determine the half-life of thorium-232. question 12 options: 7 billion years 14 billion years 28 billion years 35 billion years
Answers: 1
Biology, 23.06.2019 06:00
Which of the following is the best definition for a system? a. something that takes up space and has mass b. the form and arrangement of an object c. the collection of organs d. a group of connected or related things
Answers: 2
Help me i suck at biology
1.Biological evolution is the change over time of populations of organis...
Health, 09.07.2019 17:30
Mathematics, 09.07.2019 17:30
Mathematics, 09.07.2019 17:30
Mathematics, 09.07.2019 17:30
SAT, 09.07.2019 17:30
Mathematics, 09.07.2019 17:30
Mathematics, 09.07.2019 17:30
History, 09.07.2019 17:30
Mathematics, 09.07.2019 17:30
History, 09.07.2019 17:30
Business, 09.07.2019 17:30
Business, 09.07.2019 17:30