(Science) answer quick please!

True or False: Valves allow blood to only travel in one direction.

I'll give brainiest

Grain products are a good source of .

Many 1. why should teens be aware of health issues such as healthy sexuality, dealing with conflict, healthy decision making and cpr? 2. explain why in the gym these following rules are very importanta. wearing the proper outfit/equipmentb. make sure people around you are aware c. check for hazardsd. make sure all the equipment is set up properly e. make sure to know where the nearest first aid kit/aed is3. pick a sport out of the following and volleyball, basketball, soccer, ringette, badminton. a) what are the 3 most important aspects/skills to learn in order to perform this activity well? b) explain how each aspect/skill is important when playing the game. c) describe 2 points of strategy you could use to you be successful at this activity.

Jamal reads an interesting article about the use of apps for handheld devices in cognitive therapy. he finds severa therapists use this approach and the results of the approach. jamal decides to recommend this technique for one decision making does jamal use in this scenario? a. ethical decision making evidence-based decision making c. shared decision making d. rule-based decision making e. metacognitive decision making