Unculturable organisms one: a. cannot be studied, as they cannot be sampled and grown in the lab. b. can be examined using bioinformatic approaches using nucleic acid sequences. c. are characterized by extreme niche preferences. d. are very rare.

Ur answer is A. cannot be studied, as they cannot be sampled and grown in the lab.

A. cannot be studied, as they cannot be sampled and grown in the lab.

Explanation:

Unculturable organisms are organisms that cannot be studied, as they cannot be sampled and grown in the lab. This organisms survived in certain conditions that cannot be replicated in the lab for proper study some of this conditions are high salinity, high pressure and high and low pH.

which are post-impressionist paintings? check all that apply?

explanation:

post-impressionism is a predominantly french art movement that developed roughly between 1886 and 1905, from the last impressionist exhibition to the birth of fauvism. post-impressionism emerged as a reaction against impressionists' concern for the naturalistic depiction of light and color.

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the farther away the object is from the central star (the sun) it's gravitainal pull on the object is weaker when it is farther

explanation: