5
which sequence represents the correct order of levels of
organization found in a complex organism?
1 cells organelles - organs - organ systems
tissues
2 tissues organs → organ systems
organelles-cells
3 organelles cells - tissues - organs -
organ systems
4 organs - organ systems -- cells - tissues --
organelles

What are some things that limit population growth?

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.

7. describe two strategies that parents can use to cope with stress. 8. describe the three types of childcare available to families. 9. what can parents do to be more involved in their children's education at home and at school? 10. which factors should a parent consider when choosing a childcare option?