Answer:
4. The offspring are the result of sexual reproduction
Explanation:
An obligatory parasite is a parasite that can not complete its life cycle without exploiting a suitable host
<span>B. Rocks go through many stages during their formation</span><span>
Sedimentary rocks together with the igneous rocks and the metamorphic rocks are the three main types of rocks that existed on earth. It is formed or made accordingly into four major ways. First, it is formed by depositing weathered remains of "clastic sedimentary rocks" or other rocks. Second, is through accumulation and the consolidation of sediments, thirdly is by depositing the results of biogenic activity and lastly it is formed through precipitation from solution. Limestone, shale, chalk clay and others are best examples of sedimentary rocks. </span>
Answer:
The bedbugs began to die, but then they mutated to become immune to the chemical being used on them, so then they were able to regain their population. Most of the time, in order to get rid of bedbugs, people just burn their mattress' because bedbugs mutate and become immune fast becase their life cycle is so short.
Please Mark BRAINLIEST
The answer is 4Fe+3O2→2Fe2O3
