samantha plants some flowers in a flower bed and then ingores them. soon weeds grow and the flowers die. The weeds had been able to get enoguh respurces to survive whole the flowers had not. this is an example of?

Blood has traveled from the heart to the toes. which describes the next step of the circulation process?

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.

How does an angiosperm prevent self pollination