Answer:
An ecosystem is biotic, not abiotic.
Explanation:
First, an ecosystem is a biological community of interacting organisms and their physical environment. Second biotic factors are nonliving things whereas biotic factors are living things in an ecosystem you have your producers or plants which then will be consumed by the primary consumers. With the primary consumers feeding the next group of consumers and then the next and then after they die they fertilize the ground allowing the producers to grow as it completes the circle of life.
Answer:
Continental crust is typically 40 km (25 miles) thick, while oceanic crust is much thinner, averaging about 6 km (4 miles) in thickness. The effect of the different densities of lithospheric rock can be seen in the different average elevations of continental and oceanic crust.
Explanation:
Striated muscle, connective tissue (tendons, fascia, blood) nerve tissue all can be found in muscle tissue .Connective tissue, Epithelium, Muscle tissue, Neural tissue.
Answer:
potassium, sodium, calcium, sulfate, magnesium, and chloride
Freshwater green algae
450 mya
Green algae
Chlorophyll a and b
Green algae
Starch
Green algae
Cellulose
Charophytes
Green algae
Coleochaete and chara
