Biology, 03.12.2019 18:31 gonzalesalexiaouv1bg
Theodor w. engelmann illuminated a filament of algae with light that passed through a prism, thus exposing different segments of algae to different wavelengths of light. he added aerobic bacteria and then noted in which areas the bacteria congregated. he noted that the largest groups were found in the areas illuminated by the red and blue light. what statement describes a relationship that engelmann's experiment to determine?
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Biology, 21.06.2019 22:00
Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.
Answers: 2
Biology, 22.06.2019 01:30
The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?
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Biology, 22.06.2019 05:30
Food webs - transferring energy and matter from one level to another. here you see four food webs. one or more are incorrect. which food web(s) show the correct sequence of organisms, from start to top level consumer? a) a b) d c) c d) a and d
Answers: 2
Biology, 22.06.2019 06:40
Which term describes a normal value for something in the body? a.homeostasis b.set point c.feedback loop d.integration center
Answers: 1
Theodor w. engelmann illuminated a filament of algae with light that passed through a prism, thus ex...
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