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a. not be able to meet long term timber needs.
Answer: Dark energy and dark matter describe proposed solutions to as yet unresolved gravitational phenomena. So far as we know, the two are distinct. Dark matter originates from our efforts to explain the observed mismatch between the gravitational mass and the luminous mass of galaxies and clusters of galaxies.
Answer:
Its B because if it reacted chemically it wouldn't be considered a physical property since its changing on the "inside"
Answer: Positive
Explanation:
It encourages that stimulus.
Chromosomal deletion is the loss of genetic code, caused by a segment of chromosome breaking away during DNA replication. The best answer is the third one, "when part of a chromosome breaks off and does not reattach."