Biology, 05.11.2019 04:31, sierrac2651
Which of the following is true of vectors?
a. must be able to replicate autonomously & usually linear (to prevent degradation by host enzymes) and are very small
b. must be able to replicate autonomously & usually circular (to prevent degradation by host enzymes) and can't be too large (fragile) or too small to accept foreign dna
Answers: 2
Biology, 21.06.2019 20:00, zaratayyibah
Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data
Answers: 1
Biology, 22.06.2019 03:00, brianfranklin17
Which of the following is the best definition for the process of photosynthesis? a.) plants digest sugars to make energy. b.) plants use oxygen and glucose to make carbon dioxide. c.) plants use sunlight and carbon dioxide to make sugars. d.) plants use sunlight to make chlorophyll and chloroplasts.
Answers: 2
Biology, 22.06.2019 19:00, batpool3375
If garbage is left on the street flies in microbes can arise from nothing to feed on it true or false
Answers: 1
Which of the following is true of vectors?
a. must be able to replicate autonomously &...
a. must be able to replicate autonomously &...
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