Answer:
QUESTION:
where do I place Echinodermata on the phylogenetic tree?
ANSWER:
Echinoderms include starfish, sea urchins, sand dollars, and feather stars. Echinoderms are found in many different ocean environments, but most are found in reefs.
Explanation:
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Answer:
The upper region of the body veins carries blood that has no oxygen to the heart through superior vena cava and the lower part of the blood with no oxygen will transfer to the heart with the help of superior vena cava.
In Right hand:
At first, blood in the palmar region or distal end of the arm deoxygenated blood from this side will go to the following manner -
right ulnar vein - to the right Axillary vein - to the right subclavian vein - Right internal jugular vein - right brachiocephalic vein and finally it reaches the superior vena cava of the heart.
The same pathway will take place on the left side of the upper region of the body.
Two functions of the skeleton system are:
- It is a support structure for the body
- It provides protection our internal organs
Answer:
The person was born in 2005 B.C. (Before Christ). Therefore, he was 5 years old in 2000 B.C, 10 in 1995 B.C, and 15 in 1990 B.C.
Explanation:
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Yes because then they are able to locate stuff in the sky easier.
