The right answer is D.
A gamete is a generally haploid reproductive cell specialized in fertilization, or gamy (that is to say, able to fuse with another gamete, complementary type if necessary), in eukaryotes.
The process that carries out the fusion of two gametes is called fertilization or gamy, it is the complementary event of meiosis. Fertilization produces a new single cell, called a zygote, whose chromosome number has doubled to 2n.
I believe it d<span>. the components of a cell that's not dealing with the environment
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1- Pharnyx(throat
2-bronchial tube
3-Pleura
4-nasal cavity
5-mouth
6-larnyx
7-trachea
8-diaphragm
9-"voice box"
10-"lung cover"
11-"windpipe"
12"throat"