Biology, 12.07.2019 14:30 Victoriag2626
Which statement is true? a. the wavelengths that makeup the electromagnetic spectrum each have the same amount of energy. b. photons reflected by pigments in leaves are used by leaves to carry out photosynthesis. c. photons are units of light that travel from the sun to leaves in the same way that particles travel travel through space. d. human beings can see only a small fraction of the wavelengths that make up electromagnetic spectrum.
Answers: 2
Biology, 22.06.2019 13:10
Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed
Answers: 2
Biology, 22.06.2019 16:30
How do disease caused by bacteria and disease caused by viruses react to antibiotics?
Answers: 2
Which statement is true? a. the wavelengths that makeup the electromagnetic spectrum each have the...
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