The presence of air is believed to be important for root growth in bean plants. The apparatus available to conduct an investigation is shown
below. There are enough bottles and other materials to have multiple
setups. Additional air can be bubbled into the bottle through the rubber
tube. 17. State the purpose (or question) the experimental setup is
designed to test and write a possible hypothesis.*

rocks and weathering-matching

a chair, a bed, and a toothbrush

explanation:

i was told this before by a teacher, so yeah

the offspring would all be white. if the parents are both white flowers then they have the genotype rr, which when crossed results in an all white punnet square.

answer >   yes we do, women; have three holes, urethral opening(pee hole, vagina, and the women pee/girls pee out of the urethra like the men do; only they have a single opening to pee/ejaculate.   (sorry if i'm too forward with this, but this is for a biology class, isn't it? )

hope that !         : )