Answer:
Venus has a much thicker atmosphere
Explanation:
The main reason for Venus having a much higher temperature than Mercury is due to the difference in atmosphere. Venus has a much thicker atmosphere, this extra thickness allows Venus more heat to get trapped, through the greenhouse effect which keeps Venus much warmer than Mercury. If Venus were to lack this atmosphere it would be much colder than the average temperature in Mercury, which is 333 degrees Fahrenheit.
Answer:
half the number of chromosomes found in the somatic cell
Answer:
In the adult heart, blood in the right chambers of the heart cannot enter the left chambers without passing through the lungs. (Ans. A)
Explanation:
In heart, heart muscle cells is responsible for the circulating the blood throughout the body. The heart contains four chambers, two upper called as atrium and two lower called as ventricle, 1 atrium and 1 ventricle present on both right and left sides of the heart.
Blood which is returning from other parts of the body and is no longer oxygen rich, enters from the top right chamber of the heart. Than this blood is pumped into the right vertical and through the pulmonary artery into the lungs for absorb more oxygen.This oxygen rich blood is then pumped into the top left chamber present in the heart, and then into the lower left chamber before being pumped out into the body from the aorta.
So, the answer is A.
Bread left out on a counter and allowed to mold
These are examples of homologous structures. Homologous structures are similar because they are inherited from a common ancestor, they are examples of organs or structures that appears in different animals, underlining anatomical commonalities which is evident that they have a common ancestor. Analogous structures on the other hand are structures that are similar in unrelated organs.
