1. Variable
2. Pea plants reproduce sexually.
Female and Male sex cells on pea plants (have a variety of traits) allowed Mendel to cross pollinate them.
Answer:Pediatrics is the official peer-reviewed journal of the American Academy of Pediatrics. Pediatrics publishes original research, clinical observations,
Explanation:
Answer:
After one round of replication, there will be only two layers one of 14 N and second of 15 N labelled. This is because of total conservation of template. If it was semi-conservative then an intermediate layer will be formed composed of one strand of 14 N and other strand of 15 N. This intermediate strand did not appear in this conservative replication state.
The two organs that is responsible for ion exchange in bony fishes are gills and kidneys. They maintain the ion balance in the body of bony fishes.
The kidneys in the fishes are comparatively very small and they excrete a very small amount of urine to balance the ion in the body of the fishes.
The gills maintains the constant flow of water in the body of the fishes to compensate the ions in the body of the fishes in water, called as osmoregulation.
