Author: Anonymous

The phospholipid bilayer of Archaea possess what type of bond linking them?

At 4:00 p.m. a closed flask of sterile broth is inoculated with 10,000 cells. The lag phase lasts 1 hour. At 9:00 p.m. the log phase culture has population of approximately 41 million cells. The estimated number of generations that has occurred is _________. (Round decimals to the nearest whole number)  

A student attempting to identify a mystery liquid collects the data in the table provided below. The liquid could be either of three choices: Isopropanol (.781 g/ml); Olive oil (.899 g/ml); Ethylene Glycol (1.11 g/ml). Fill in the table and identify the mystery liquid. The answers should be numbers only and you must use proper significant figures for full credit!!! Value Trial 1 Trial 2 Trial 3 Step 2 Mass: Flask 123.176 g 125.475 g 123.542 g Step 3 Volume: Liquid 10.0 ml 10.0 ml 10.0 ml Step 4 Mass: Flask + Liquid 131.998 g 134.452 g 132.231 g Step 5 Mass: Liquid [A] g [B] g [C] g Step 6 Density: Liquid [D] g/ml [E]  g/ml [F]  g/ml Step 7 Average Density: Liquid [G]  g/ml    —————– ——————– Step 8 Identity of Liquid [H]  —————–   ——————

One hypothesis about the decline in cell numbers during death phase is that the cells aren’t all dying but instead remain alive but unable to grow when cultured, at least temporarily. These are known as _________.  

Which of the following structures cannot be used for attachment?

Bacterial DNA replication starts from origin and continues in both directions, clockwise and counter-clockwise.

The water molecule has a _____ geometry because its central atom has _____ bonds and _____ lone pairs of electrons.

The majority of prokaryotic organisms possess a 70S ribosome.

In Jack’s store, weekly demand is normally distributed with mean 200 and standard deviation 50. Jack follows an “order-up-to” policy with zero safety stock. What is the service level in his store?  Click here to access the normal distribution table

Autonomic motor neurons