Answer:
Endoderm
Explanation:
The embryo has three germ layers. The ectoderm, mesoderm, and endoderm. The endoderm is the innermost layer. Other than the endocrine glands, the other tissues that develop from the endoderm are the gastrointestinal tract, urinary and auditory system, and the respiratory tract.
Answer:
Nose, Pharynx, Larynx, Tracha, Bronchi and Lungs
Answer:
Scientists observing something then they try to explain what has been seen. The explanation is called a hypothesis.
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Explanation:
By their activity in the soul
Answer:
X. Mechanisms and habits that include limit water loss.
Explanation:
Many mammals that live in dry ecosystems tend to have above adaptations because there is a shortage of water in these areas. And of course water is the most essential thing for survival.
