1. Demostró la existencia de grandes
sistemas de estrellas o galaxias?​

In a classic experiment using pea shape, mendel conducted two separate genetic crosses. in the first cross the parent plants were “true breeding” for pea shape; one had round peas ( r )and the other had wrinkled (r). the first cross produced a filial 1 generation of all round peas. in the second cross, mendel bred plants from the filial 1 generation. this cross produced different results. out of approximately 1000 plants, about 75% were round and 25% were wrinkled.

Plants consume most of their carbon from a. the soil b. the water c. the roots d. the air

When a gasoline engine burns gasoline, what type of chemical reaction is occurring?