Which location would most likely hold autotrophs that derive their energy from chemical compounds?
question 12 options:

swamp sediments

antarctic pools

grassland soil surface

desert rocks

Abnormal softening of a gland is known as

Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury

You are given an electron micrograph of a bacterial cell. in the micrograph you can clearly see three thin layers of different densities surrounding the cell. based on the micrograph, you can infer that this cell is and would appear after application of the gram stain procedure. gram-negative / pink gram-positive / purple gram-positive / pink gram-negative / purple