Pharyngeal arches are organs that only invertebrate chordates have. The only invertebrate chordate among these options is C. sea star, also known as starfish, so I would say that is the organism that develops breathing organs from pharyngeal arches.
Answer:
Asexual
Explanation:
Sea urchins reproduce by sending clouds of eggs and sperm into the water. Millions of larvae are formed, but only a handful make it back to the shoreline to grow into adults.
Hello!
Higher temperature affects plants’ growth especially in temperate crops like wheat. It reduces the growth of shoots and roots in plants. This, in turn, results in a substantial reduction in the overall height of the plant. High air temperature can lead to dehydration and scorched leaves.
In general, the increase of temperature would cause a damage in ecology of a certain area as most plants would not be able to adapt to this change. This, in turn, will affect the distribution of such plant species as they would die off unless placed in an environment with more favorable conditions.
Answer:
The bottleneck effect, also known as a population bottleneck, is when a species goes through a "bottleneck" event that suddenly significantly reduces its population. ... The bottleneck effect is a type of genetic drift, which is defined as a random change in allele frequencies.