D. All of these choices, is the correct answer.
Answer:
Explanation:
Placoderms were the first jawed fish; their jaws likely evolved from the first of their gill arches. in spanish
placodermos
Answer:
Homeostasis is unicellular organism depends on the proper functioning of organelles
Answer:
The image above shows the Jezero Crater in elevation detail. Perseverance landed near the western side of the crater, near the clearly visible river delta. That river sediment contains ancient clays, which are especially good at trapping and preserving organic matter
Explanation:
Color, size, What it is made of, etc.