Answer:
phylum Cnidaria
Explanation:
Cnidocytes represent a group of living organisms, whose members are Jellyfish, Sea Anemone, Hydra, Portuguese Caravel. Cnidocytes are found in the Cnidaria phylum.
Cnidaria, known in the past as coelenterates, are relatively simple animals with no circulatory and respiratory system, all of which are done through the diffusion process. They have diffuse nervous system and metabolism products are eliminated by mouth. The locomotion occurs through jets of water in the jellyfish and some polyps move slowly dragging or somersaulting.
The lowest level of environmental complexity that includes living and nonliving factors is the
C: Ecosystem
Answer:
A cell that results from the fusion of sperm and ovum is called a zygote. The process of fusion of sperm and ovum is called fertilization.
The soon to be male organism, developing from the zygote, receives or inherits the X chromosome from his mother. His father provides him the y chromosome, the smaller of the 2 sex chromosomes.