The appropriate response is Melena. It alludes to the dull dark, hesitate dung that are related with upper gastrointestinal dying. The dark shading and trademark solid scent are caused by hemoglobin in the blood being changed by stomach related catalysts and intestinal microscopic organisms.
Calcium and iron are not vitamins false
Answer:
Evolution occurs about 6 million years ago.
Explanation:
The mammoth evolved from the common ancestor because evolution occurs about 6 million years ago. The modern elephants and woolly mammoths share a common ancestor and they are split into two separate species about 6 million years ago due to change in genetics as well as environment that leads to the evolution in the elephants.
Answer:
well contaminated water has many undefined things or substances
Explanation:
with the unknown things we didn't know what its contain and it has many risks to people tahat can lead to spread of cholera
Answer:
<em>Lava eruptions can be “<u>fire fountains</u>” of liquid rock or thick, slow-moving rivers of molten material. Lava cools to form volcanic rock as well as volcanic glass. Magma can also extrude into Earth's atmosphere as part of a violent volcanic explosion. This magma solidifies in the air to form volcanic rock called <u>tephra</u>.</em>
