Answer:
The answer would be the third answer choice.
Explanation:
The graph shows an increasing correlation between atmospheric (CO2) and seawater (pCO2). pH in this graph only decreases when you decrease the amonunt of CO2.
Voluntary movement and contractile movement
Answer:
Many organisms can reproduce sexually as well as asexually. Aphids, slime molds, sea anemones, some species of starfish (by fragmentation), and many plants are examples.
Explanation:
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The spermatid is a circular cell containing a nucleus with DNA not too compacted,
Golgi apparatus, centriole mitochondria. When spermatid go through spermiogenesis all these components will form the spermatozoon.
Spermatozoa have a tail(formed by one centriole), DNA more condensed and an acrosomal cap (formed by the Golgi apparatus).