All organisms do have a closed circulatory system
so A <span />
Explanation:
Sea otters are an iconic species, representing the beauty and diversity of marine life found along California’s coastline. They’re also considered a keystone species because of their critical importance to the health and stability of the nearshore marine ecosystem. They eat sea urchins and other invertebrates that graze on giant kelp.
Answer:
21
Explanation:
Amino acids are the basic structural units of proteins. Our bodies contain 21 amino acids it uses to make all proteins, although books recognize only 20 amino acids. The 20 amino acids are the alphabet of proteins.
Answer:
C) Humans might hold a picnic outside because of lack of precipitation
Explanation:
If condensation decreases, and there a fewer clouds option B) would make no sense. Option A) just doesn't make sense, as fewer clouds and less condensation would not be motivation for someone to move. The last option also makes does not make sense as there is no need to decrease transpiration.