Answer:sorry if this doesn’t help but The everyday activities of human are constantly degrading the quality of the environment which ultimately results in the loss of survival condition from the earth. Solve Questions. Write a general essay in about 200 words on
Explanation:ya
First of all, the purpose of natural selection is to "weed out" the organisms in a species with imperfect qualities. Basically, it's evolution's way of making the species that best it can be.
An anteater eats insects (namely, ants) by sticking its snout and tongue through anthills and the ground. Obviously, the longer the snout of the anteater, the more possible bugs it can reach and, therefore, eat. So, over millions of years, anteaters with shorter snouts were not able to reach enough bugs and ended up dying. The anteaters with longer snouts had more food available because they could reach more bugs, so they were able to live long enough to reproduce and produce offspring with the preferred trait: having a longer snout.
Answer:
this is the SUBMUCOSA
Explanation:
The wall of the digestive tract contains 4 walls in addition to the submucosa
These are the muscularis external ,(the external layers of muscles that contract s and relax for propelling chime and chyle)
the mucosa
, and serous membrane. The mucous gland secrets Mucus for lubrication of the tubule.
the endoscopy is important for diagnosis and endoscopy therapy
it is also useful for identify the dept of tumor and other abnormalities.
Answer:
The two basic types of sexual selection are intersexual (between-sex) and intrasexual (within-sex) selection. Intersexual selection occurs as a result of interactions between males and females of a species. One sex, typically males, will develop and display traits or behavior patterns to attract the opposite sex.
Explanation:
Sexual anatomy
These include rounded breasts, facial hair, pubic hair and penis size. The breasts of primates are flat, yet are able to produce sufficient milk for feeding their young.
The answer to the question is true