Each of the term is identified whether they arise from the ectoderm, mesoderm or the endoderm.
The thyroid arises from the endoderm.
The thymus arises from the ectoderm.
The anterior pituitary arises from the ectoderm.
Answer:
B) They do not get enough oxygen, and die.
Explanation:
They loose oxygen due to the algae. The algae bloom uses up all the O2 in the plant structures
.
Answer:
Here are more than three reasons
1. In the search of food for their survival.
2. To protect themselves from their enemies.
3. To get a suitable temperature for their reproduction.
4. To get a perfect habitat to increase their survival rate.
5. To get more prey and a safe place.
6. In search of a better climate that suits their body.
Answer:
Oak tree is a producer while mushroom is also one but mountain lions and butterflies are booth consumers but if i had to choose between butterfly and oak tree it would be oak tree sorry if i am wrong but this is what i think have a nice day!
Explanation:
