I believe the answer is answer D- Nuclear decay rates are constant.
~ Good luck!
Answer:
because your body is using more energy while doing a squat, then while standing .
Explanation:
hope i helped :) !!!!
brainliest ?? please :) !!
The correct answer is (B) (P)coughing; C: saliva; B: complement system
- The physical immune response is coughing where the mucous is expelled out with the dust particles to prevent the harmful dust particles from entering inside the body.
- The chemical immune response is saliva secretion in which various enzymes such as lysozyme.
- The complement system is the biological immune response that requires antigen-antibody complex formation for their action.
Answer:
Option-C
Explanation:
Scientists found a fossil of a fish with four limbs or legs. The fossil was estimated to be around 375 million years old.
The fossil showed the fins and scales of a fish but they also possess the bones of proto-wrist, shoulders and the elbow.
The presence of these bones can be a clue that the fish evolved the limbs to walk on the land and will later evolve into animals belonging to amphibians, reptiles and mammals. Therefore, the Tiktaalik is considered the missing link of how life evolved from water to land.
Thus, Option-C is correct.
Answer:
Evaporation of water from the land happens directly from lakes, puddles, and other surface water. Also, water also makes its way into the atmosphere via a process called transpiration in which plants release water into the air from their leaves that was pulled up from the soil through roots.
Explanation:
Evaporation of water from the land happens directly from lakes, puddles, and other surface water. Also, water also makes its way into the atmosphere via a process called transpiration in which plants release water into the air from their leaves that was pulled up from the soil through roots.
