Answer:
Lactose intolerance
Explanation:
Lactose intolerance occurs when your small intestine doesn't produce enough of an enzyme (lactase) to digest milk sugar (lactose)
The ecosystem is an ecological system consisting of all of its biotic and abiotic factors
Answer:
True
Explanation:
gametes from two plant species can combine and produce a haploid zygote
Water, air, food. and heat.
Answer:
It is thin tissue that lines the alveoli
Hope this helps.
