Because the organism that causes botulism can not survive when exposed to air- it is anaerobic
Explanation:
Meiosis produces haploid gametes (ova or sperm) that contain one set of 23 chromosomes. When two gametes (an egg and a sperm) fuse, the resulting zygote is once again diploid, with the mother and father each contributing 23 chromosomes.
Answer:
Facilitated Transport: The passive Transport by proteins
As altitude increase the air pressure decreases