Answer:
Ribosomes, Cell membrane
Explanation:
Ribosomes can be described as structures which are involved in the production of proteins. Ribosomes are hence known to be the protein manufacturing units of a cell. As enzymes are also proteins,they will be synthesized in the ribosomes.
Cell membrane can be described as the membrane which is present outside the cell or which separates the cell from the external environment.
For an enzyme to pass through the external environment, it will have to pass through the ribosomes and the cell membrane.
Environmental Threats have come upon Madagascar lately like, Deforestation and habitat destruction. Agricultural fires. Erosion and soil degradation. Overexploitation of living resources including hunting and over-collection of species from the wild. Its a very sad thing :(
Answer:
Formation. When the solar system settled into its current layout about 4.5 billion years ago, Earth formed when gravity pulled swirling gas and dust in to become the third planet from the Sun. Like its fellow terrestrial planets, Earth has a central core, a rocky mantle and a solid crust.
Immunological memory accounts for <span>the ancient observation that someone who had recovered from the plague could safely care for those newly diseased. </span> <span>Immunological memory is a property of the immune system to recognize the pathogen (antigen) that the body has previously encountered. As a result, immune system corresponds by inducing immune response via memory T and B cells.</span>
