Because carry out all the functions in the human body necessary for living. Proteins make up hormones that are required for living. Insulin - responsible for stabilising blood sugar. Haemoglobin - responsible for carrying oxygen around the body. Melatonin - responsible for helping us get to sleep. Adrenalin - responsible for the flight-fight-freeze response. There are many more but here are just a few.
Answer:cells are the basic unit of life!
Explanation:
Answer:
Pseudopod
Explanation:
Pseudopod – (false foot) a finger-like projection of the cell membrane and cytoplasm used to catch food and/or movement. An example of a protist with pseudopod is the amoeba.
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Answer:
The correct answer is the letter D. Intensive rice cultivation
Explanation:
Subsistence agriculture is characterized by low technical level in small production units with the objective of directly feeding family members. Examples of low-intensity agricultural activities are carried out on small and medium-sized farms, usually with family labor. It occurs in low-valued areas, which do not interest commercial agriculture, however it is practiced worldwide. On the other hand, rice is the third most planted crop in the world, with approximately 160 hectares cultivated per year.
<span>The length of a vertebrate's D. Nephrons determine its ability to concentrate urine. Nephrons are the functional units of the kidney that produce urine. </span>