why must the life cycle of sexually reproducing species alternate between haploid and diploid stages?

According to the food plate, which of these foods should make up the smallest part of your diet? a. grains and cereals b. milk and meats c. fruits and vegetables d. fats and oils

Enzo sits with a small group of friends at lunch. lately, he has been very quiet and stays home a lot even though his friends invite him to go places. he likes to play video games in his free time and is slightly overweight. which behavior is a sign that enzo may need professional mental health treatment? a) being overweight b) playing video games c) withdrawing from activities d) having a small group of friends

What type of media messages might be found at sporting events? how might they influence your health? justify your response using two or more complete sentences.