What might be a symptom of a person who’s been valves are notfunctioning properly and our causing fluid to flow away from the heart

If you have a difficult time knowing where your hand is without looking at it you may be having a problem with your what ?

Modern whales developed their traits through natural selection what occurs during the process of natural selection

Choose one animal (cheetas) and research on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.