Biology, 07.04.2021 16:30, nightcorerules5
na terra primitiva o ambiente era muito instável com ocorrência de diversos fenômenos naturais como tempestades, raios, terremotos e quedas de meteoritos. Miller e Urey realizavam um experimento demonstrado ser possível a obtenção de aminoácidos a partir da amônia, hidrogênio e vapor de agua expostos a descargas elétricas, geradas em laboratório, com o intuito de reproduzir a atmosfera primitiva. Considerando-se a amônia
Answers: 2
Biology, 21.06.2019 19:00, Marmama23
Select the correct answer. which scenario describes unethical lab behavior? o a. danny stores the chemicals required for his experiment in flasks and beakers. b.anna publishes the results of her experiment on the growth rate of saplings. c.jason repeatedly runs an experiment until he gets the results he desires. d. mia records her observations of an experiment precisely and accurately.
Answers: 1
Biology, 22.06.2019 17:20, kia9174
Which of the following is an advantage of using embryonic stem cells in medical research? a. the use of embryonic stem cells is much less expensive than the use of adult stem cells. o b. no living tissue is damaged when scientists use embryonic stem cells. o c. embryonic stem cells are able to differentiate into a wider range of cells than adult stem cells. d. there is no controversy surrounding the use of embryonic stem cells.
Answers: 3
na terra primitiva o ambiente era muito instável com ocorrência de diversos fenômenos naturais como...
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