Answer:
Option (d).
Explanation:
Active transport is used for the transportation of the molecules through the plasma membrane. The active transport requires energy in the form of ATP from molecules transport.
The molecule moves from their region of the higher concentration to the region of their low concentration. The substances involved in the active transport move against their concentration gradient and requires an energy input.
Thus, the correct answer is option (d).
They live in conditions similar to those likely to be found on other planets.Archaebacteria are said to be one of the primitive living creatures on this planet. This is because, as scientists observed, they live under extreme conditions of hot or cold. Also in normal conditions that we occupy. Thank you for your question. Please don't hesitate to ask in Brainly your queries.
Answer:
The correct answer is - It has to act together with the nervous system mainly with other systems that assist in rock climbing.
Explanation:
Rock climbing is a physical activity or sport that could practice indoor or outdoor with mountains. It is a sport that requires physical and mental strength as it requires muscle strength, coordination, or balance, agility, endurance, and mental control over body and mind.
Muscular systems involve pulling the weight of an individual towards and leg muscles to hold whereas the nervous system controls or maintain the actions of muscles and also helps in balance the body of the climber. This neuromuscular set helps in maintains the muscle's tonicity in order to execute the action of climbing.
Other than these two main body systems there are cardiovascular system, circulatory system and respiratory system also helps in providing the conditions like increase oxygen input, high heartbeat, and more.
Answer:
The phillipines are a free country if thats what you mean
Explanation:
False. Strontium 90 has a half life of only 30 years, and as millions of years pass, about the time fossils have been around, most if not all of any strontium would have decayed.
