1 point Sulfur (S) Oxygen (02) water (H2O) and Sodium Chloride (NaCl) are all
examples of pure substances. Which of the following describes all pure
substances *
A pure substance cannot be broken down into simpler substances
O A pure substance consists of only one element
A pure substance has a definite chemical composition
A pure substance is normally found as a solid in room temperature

Review the branily terms and services guides well u know what i never did so go have a nice ice cream sunday

How do limiting factors most affect population size? ostop population growthrestrict population growthincrease population sizeresult in positive impactso

Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.