They all keep our econemy healthy and clean.
The type of mineral that make up the crust are usually silicate minerals. The crust is also made up of different types of rocks, igneous, metamorphic, and sedimentary.<span />
Answer:
#1: They protect us from parasitic worms
#2: Passive, innate immunity, that is fast acting
Explanation:
I agree with what you choose for both answers
In land plants, the zygote<span> is formed within a chamber called the archegonium. ... As the </span>zygote<span> divides and grows, it </span>does<span> so inside the archegonium. Humans. In human </span>fertilization<span>, two 1n </span>haploid<span> cells—an ovum (female </span>gamete<span>) and a sperm cell (male </span>gamete)—combine to form<span> a single 2n </span>diploid<span> cell called the </span>zygote<span>.</span>
Be careful with those links there hackers
