The image given is incomplete. The complete image is attached below.
Answer:
A. A Squirrel, robin, and field mouse
Explanation:
Food web is defined as the interconnection between different food chains which shows how organisms from different food chains are connected with each other for food in the ecological community.
In the attached image, there are three consumers which depend on the same producer for food. Those three consumer are squirrel, robin, and field mouse feeding over plant seeds (producer) for survival.
Hence, the correct option is A.
Answer:
Pepsinogen is produced by chief cells and is activated by hydrochloric acid secreted by parietal cells.
Explanation:
Pepsinogen is a proenzyme produced in the chief cells (that are located in the stomach lining) that, when gets activated, is transformed into pepsin - a peptidase with the function to degrade proteins into amino acids.
The reason why pepsinogen is released inactive is that it would break down all of the cell's proteins because of its proteolytic nature. For this reason, it is released as a proenzyme and gets activated when reaches the acidic environment provided by the hydrochloric acid secreted by the parietal cells, also in the stomach lining.
Answer: Called the meniscus.
Answer:
Explanation:
maine. it was inexpensive during the colonial times. it then became popular in Boston and New York and prices began to rise
Answer:
Breed "pure" mice with known genotypes that exhibit specific fur and eye colors, and learn how traits are passed on via dominant and recessive genes. Mice can be stored in cages for future breeding, and the statistics of fur and eye color are reported every time a pair of mice breed.
Explanation: