Which of the following is not an advantage of composting? a. protecting soil from erosion b. compost can come from any kind of material c. reducing the need for fertilizers

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.

What are the student's observations and inferences before he starts his investigation?

What is the role of dna ligase in the elongation of the lagging strand during dna replication?