Your answer would be A. The earth element stays in the same area of the lithosphere, hydrosphere, or atmosphere where they originated when the earth was formed.
Photosynthesis is the process taking place in plants that uses water and carbon dioxide to produce oxygen and glucose. The thykaloid membrane is the place where light-dependent reactions take place. In this organ, ATP is released or given off.Hence the answer to this problem should be B
Answer:
A single gene on the Y chromosome plays a crucial role in the parental development of the testes.
Explanation:
Y chromosome is present only in males and this chromosomes is the distinguishing factor which separates males from females. It is the smallest chromosome but of utmost importance due to its sex determining feature. Up till now, studies show that Y chromosomes only carry limited amount of genes.
The Y chromosome, most importantly, comprises of the SRY gene. This is the gene responsible for determining the testis and for the development of the testis. The SRY gene is responsible for sex determination.
A vaccine uses a live pathogen that is too weak to make you sick. Once it enters your body you defeat it easily. Now that yur body is familiar with it your body can fight off the disease in the future.
Answer:
Option A, Jean-Baptiste Lamarck
Explanation:
Options
a. Jean-Baptiste Lamarck
b. Georges Cuvier
c. Thomas Malthus
d. Charles Darwin
e. Charles Lyell
Solution
The second law of Lamarck stated that all living organism eventually adapt to the environment in which they live. However, such adaptations are continuous thereby leading to evolution of species gradually over a long period of time. Lamarck published his theory of evolution in 1801, while Darwin published his book on “origin of species in 1859.
The result predicted by Lamarck regarding impact of environment on evolution was further supported by Darwin, and future scientist.
Hence, option A is correct
