It's D, all things necessary for life on the earth are found in the sphere.
Answer:
Reflecting telescopes uses 2 hyperbolic mirrors.
Answer:
In green plants, the carbon dioxide discharged during breath gets used during photosynthesis. Oxygen is a side-effect produced during photosynthesis, and exits through stomata, root cell dividers, and different courses.
Explanation:
Answer:
The half-life (t1/2) is the time taken for the activity of a given amount of a radioactive substance to decay to half of its initial value. The mean lifetime (τ, “tau”) is the average lifetime of a radioactive particle before decay. The decay constant (λ, “lambda”) is the inverse of the mean lifetime
Phe-ser-glu-ser-arg
T (thymine) should be translated into U (uracil)
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