|answer need asap | which of these is a disease that testing can be done for in either the parents or the child?

down syndrome
cystic fibrosis
sickle cell anemia
all of the above

Look at the photo of the leaf, which term best describes this leaf ? a-simple.b-parallel.c-lobed.d-tooth.

The law of thermodynamics states that energy can't be created or destroyed. to natural sources of energy on earth are the

Select the correct answer. for their summer holiday, jane and her family are visiting places surrounding the mediterranean sea. which type of biome is jane and her family visiting? a. rainforest b. shrubland c. tundra d. coniferous forest reset next