Cells are organized into tissues, and tissues form organs, and stem cells are cells that can become many tissues and organs. Given these facts, what do stem cells form among the following options: - embryos - alveoli - Grow well - PDAs - alleles - Organs - grow - fusion
Organs

Nectar is used for attracting pollinators by plants, and bees are effective pollinators. Given these facts, what helps attract bees to plants among the following options: - courtship - a chime - Nectar - Petals - cellulose - Ants - seeds - Honey
Nectar

Carbon monoxide is a gas produced by furnaces and other devices that burn fuel, and carbon Monoxide Carbon monoxide is a health hazard. Given these facts, what are the affects of burning fuel on human health among the following options: - emissions - They aid lung health. - direct damage to the lungs - They are a hazard. - The affects are mildly healthy - The fuel burns clean. - Greenhouse gases - Global warming
They are a hazard.