Answer:
Number <u>3</u> is the chloroplast. The chloroplast helps the plant obtain food by <u>photosynthesis</u>. Number <u>1</u> is the central vacuole. The central vacuole helps a plant maintain its structure by <u>turgor pressure</u>.
The purpose of the organs<span> of the </span>male reproductive system<span>is to perform the following </span>functions<span> To produce, maintain, and transport sperm </span><span> and protective fluid (semen) To discharge sperm within the female </span>reproductive tract<span> during sex</span>
Answer: Young rivers are channels that are deeper than they are wide, have a very fast flow, and contain frequent waterfalls and rapids
The type of muscle that is responsible for maintain posture is VOLUNTARY. The correct option is B. Skeletal muscles are the ones who control posture and movement and they are voluntary in nature, that is, they are under the conscious control of man. The muscles that are responsible for maintain posture are: spinal, pelvic and abdominal muscles, hip muscles, lower leg muscles and shoulder and neck muscles.
The question is asking to choose among the following choices that states the properties of water would be most important in protecting a fish in a shallow pond on a hot summer day, and the answer would be letter C. the specific heat of water