If the investigation was done with 200 mothers how many babies from mothers o age 37 had down syndrome

Here's one way to follow the scientific method. place the missing steps in the correct position in the process.

Chinese privet is a plant that is native to china. over 150 years ago, chinese privet was introduced to the united states as a fast-growing shrub that serves as an excellent privacy hedge. with no natural herbivore, chinese privet quickly established itself and spread in natural areas throughout the southeast and eastern seaboard of the united states. its dominance in these areas has jeopardized the survival of native plant species. chinese privet provides evidence that introducing non-native organisms can cause environmental damage integrated pest management strategies will not decrease chinese privet populations american gardeners can easily control the spread of chinese privet non-native plant species have type i survivorship curves

Guard cells control which event? the growth of plants capture of solar energy gas exchange in leaves water absorption in roots