Science ! 1. which of the following represents a chemical change? mowing of grass sublimation of ice dissolving sugar in water charring of a marshmallow 2. if a physical change has taken place, which of these is most likely true? a permanent change has taken place. the changed substance retains its unique properties. atoms rearrange to form a new substance. the molecular composition of a substance changes.
Answers: 2
Biology, 22.06.2019 20:30, shymitch32
Tay-sachs disease is a human genetic abnormality that results in cells accumulating and becoming clogged with very large, complex, undigested lipids. which cellular organelle must be involved in this condition?
Answers: 3
Biology, 22.06.2019 22:00, ellycleland16
Cancer cells spread to other parts of the body by entering the bloodstream. which of the following organs could prevent a cancer cell in the bloodstream from spreading, and why? a. the spleen, because it releases lymphocytes into the blood b. the peyer's patches, because they release lymphocytes into the blood c. the lymph nodes, because they release lymph into the blood d. the thymus, because it releases lymph into the blood
Answers: 1
Science ! 1. which of the following represents a chemical change? mowing of grass sublimation of i...
Mathematics, 11.12.2020 01:10
English, 11.12.2020 01:10
Mathematics, 11.12.2020 01:10
Chemistry, 11.12.2020 01:10
Chemistry, 11.12.2020 01:10