a. ¿Cuál es el ancestro común más cercano de los murciélagos y las aves? ¿Se encuentran en el mismo grupo?

1. loamy sand is about 80% sand with 10% clay and defined mostly by sand particles with some clay to provide structure and fertility. the sand particles are easily visible and the soil holds structure but breaks apart easily.

2. scott sand can improve his soil quality by incorporating more silt and organic matter into the soil. peat moss and organic matter can also be incorporated.

it's not c. i took the quiz and got it wrong. so my best guess is b.

have a great day, and hope this .

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.

some inherited genetic mutations can be good for the offspring, so the answer is different genetic mutations cause many forms of cancer.