Answer:
One theory had been that hippos were related to pigs. Yet mounting evidence suggested they are closer to whales. A new study concludes that a four-footed semi-aquatic mammal that thrived for some 40 million years was a common ancestor to both whales and hippos.
Explanation:
The continuation of life depends on both <u>sexual </u>and <u>asexual reproduction</u>.
Reproduction is a process where an organism gives rise to another organism, often called as "offspring". Its a process of increasing the population of any species on Earth. There are two types of reproduction process-
1. Asexual- where exact copies of parent organism are formed, also only single parent is involved.
2. Sexual- Two parents of opposite sexes are involved, offsprings are not identical to parents. There is scope of variation in sexual reproduction.
TCGA is the answer to your question.
Hope this helps
Answer: Years ago, when prehistoric animals and plants died, layers of rock and dirt gradually buried them. Over millions of years, heat and pressure from Earth's crust ... that are useful to humans, like fossil fuels, are called natural resources. ... life and provides real-life examples such as scientist have found fossals in museums
Explanation:
