What is greenhouse effect? what are are the three main greenhouse gasses

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.

In the respiration-photosynthesis cycle shown above, what are the products of cellular respiration that belong in box 2?

What is it called when lava when it erupts from the surface through volcanoes.