Complete question: A phylogenetic tree shows that birds and crocodiles share many features. A hypothesis based on this tree predicts that these features are present in a common ancestor. Which of these predicted traits is supported by fossil evidence?
A) four-chambered heart
B) singing for territory
C) eggs and nests
D) singing to attract mates
Answer: (c) eggs and nests
Explanation:
A hypothesis based on phylogenetic tree shows that birds and crocodiles have ancestral connection. Fossil evidence shows that their common ancestor exhibit oviparity as a means of reproduction (i.e. laying of eggs and embryo develops within the egg), and also housed their eggs in the nest for protection against predators and other important reasons.
Answer: 1 is Health is a state of complete physical, mental, and social well-being and not merely the absence of disease or infirmity.”
2 is There are basically six components of health history,
Physical health. ...
Social health. ...
Environmental health. ...
Emotional health. ...
Spiritual health. ...
Intellectual/mental health.
3 is no that person is in good physical health but there eviromental health isn’t good.
4 is a change in a living body (as of a person or plant) that prevents it from functioning normally : sickness.
Explanation:
Answer:
Dry Mouth (Xerostomia)
Fungal Infection.
Gum Swelling (Gingival Overgrowth)
Inflammation of the Lining Inside of the Mouth (Mucositis)
Mouth Sores (Ulcers)
Taste Changes, Including Metallic Taste.
Tooth Decay.
Tooth Discoloration.
