Answer:
they come from embryos, have properties of embryonic stem cells, Perinatal stem cells.
Explanation:
Embryonic stem cells. These stem cells come from embryos that are three to five days old.
Adult stem cells.
Adult cells altered to have properties of embryonic stem cells (induced pluripotent stem cells).
Perinatal stem cells.
Relative dating is used to determine a fossils approximate age by comparing it to similar rocks and fossils of known ages. Absolute dating is used to determine a precise age of a fossil by using radiometric dating to measure the decay of isotopes, either within the fossil or more often the rocks associated with it.
Answer:
below
Explanation:
I'm unsure on what your lab was about or what you experimented but I'll give you a definition of the carbon cycle.
The carbon cycle is the process in which carbon gets moved around in all the hemispheres of the earth. For example, atmosphere, geosphere, pedosphere, biosphere, etc. Carbon is very important not only many minerals but all biological compounds.
Best of Luck!
The reason why the Southern California steelhead run sizes has decreased by 90% is the construction of dams along water sources.
<h3>What is a dam?</h3>
The dam is a large structure that serves the purpose of holding back water and making its level to rise quite high. Dams could be used for the purpose of electricity generation.
The reason why the Southern California steelhead run sizes has decreased by 90% is the construction of dams along water sources.
Learn more about a dam:brainly.com/question/13945438?
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