ASAP Life can Exist under frozen surfaces in Polar seas because… a) water is less dense as a solid

b) water is a terrific solvent

c) water has High surface tension

d) water has a high specific heat

What can be said about farmers in highly developed countries? a) they have little or no negative impact on the environment. b) they practice subsistence agriculture. c) they are able to incorporate polyculture into their farming practices. d) they utilize organic farming techniques on a regular basis. e) they rely on large amounts of energy from fossil fuels.

Which number represents a basic ph, 4 or 9? numerical answers expected! answer for blank 1: i'll give

You need to determine if a pure culture of bacteria is gram-positive or gram-negative, but you've just spilled your only solution of crystal violet so you can't do a gram stain. you decide to try a lysozyme treatment on a sample of each culture and then examine the samples under the microscope. the expected result is