![subject](/tpl/images/cats/biologiya.png)
Biology, 03.03.2020 00:53 princejolivert
Assume that you measure the OD of two E. coli cultures: culture A and culture B. The spectrophotometer gives you a reading of 3.1 for culture A and 0.03 for culture B. What would you do to determine the concentration of culture A and B and why
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 02:50
What is the term for the two sets of chromatids formed in the parent cell a.haploid b.diploid c.gamete d.tetrad
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 14:00
Homo heidelbergensis was a tall, muscular hunter, who used both tools and weapons. because h. heidelbergensis was not a gatherer/forager, but ate a varied diet including meat and fish, we would expect to see what anatomical changes?
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 19:30
Which of the following statements is true regarding a basic amino acid? a.) the hydrophilic r group of a basic amino acid will be located on the interior of a protein b.) the positively charged r group of a basic amino acid could bind dna c.) the r group of a basic amino acid would only be able to form covalent bonds with other molecules d.) a basic amino acid would be considered both polar and hydrophobic e.) all of the above
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 23:30
Which one of the following is true of trnas? a) trnas are double-stranded. b) each trna binds a particular amino acid. c) there are four types of trna. d) trnas carry special sequences known as codons. e) all of the above
Answers: 1
You know the right answer?
Assume that you measure the OD of two E. coli cultures: culture A and culture B. The spectrophotomet...
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 06.10.2019 20:00
![question](/tpl/images/cats/health.png)
Health, 06.10.2019 20:00
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 06.10.2019 20:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 06.10.2019 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 06.10.2019 20:00
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/es.png)
Spanish, 06.10.2019 20:00
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 06.10.2019 20:00
![question](/tpl/images/cats/ekonomika.png)
Business, 06.10.2019 20:00
![question](/tpl/images/cats/biologiya.png)
Biology, 06.10.2019 20:00