百度试题 结果1 题目Where do cells get energy from? A. water B. air C. food D. sunlight 相关知识点: 试题来源: 解析 C。解析:“Cells need energy to do their work. They get energy from food.”。 反馈 收藏
All plant cells are capable of taking up(吸收)water. Even dead ones do to a certain degree. Absorption(吸收)of water by dead cell walls makes wood become larger. In common land plants the living cells of roots take upmost of the water. Land plants without roots do exist however. Those ...
There are certain cells(细胞)in the leaves which change carbon dioxide and water into sugar. To do this the cells need energy. They get the energy from sunlight. At night when there is no sun, the leaves do not make food. 1. Where are the roots of a big green tr...
The nucleus is suspended in the cytoplasm in the middle of the cell. This is true both in animal cells and plant cells. Plant cells, however, contain vacuoles. Vacuoles are membrane bound sacs that reside in the center of plant cells. These vacuoles help with waste management and water bala...
But for life as we know it to exist,it needs a planet where water exists in a liquid state,or its cells(细胞)would freeze or boil away.Earth is the only known planet that stays in a perfect position from our Sun to support water in a liquid state.Astronomers call t...
aapply an ample amount onto a damp face and massage gently.focusing an areas where more dead skin cells have piled up, rinse off wit h lukewarm water 运用宽裕的数额一张潮湿的面孔,并且按摩gently.focusing每区域,更死的皮肤细胞堆了,漂洗机智h温热水 [translate] ...
Cellular respiration is the process that occurs in cells where molecules such as carbohydrates are broken down and their energy is used to synthesize ATP molecules. Cellular respiration occurs in a series of steps.Answer and Explanation: Become a Study.com member to unlock this ans...
PURPOSE: To transmit expansive pressure reliably, and reduce a bad influence such as outflow of a water cut-off material upon an underwater environment by connecting divided steel plate blocks to each other by watertight joints formed by an expansive water stopping material on an installation site...
CRE is an extremely contagious and multi resistant bacteria that doesn’t respond to most antibiotics in use today. It will flow in the cell and be stored in the cell to allow it to be isotonic with the surrounding solution. You’ve got to request the help of your relatives and friends....
To understand the new breakthrough,it is important to know how photosynthesis works.Plants take in carbon dioxide and water from the air and soil.Within the plant cell,the water is oxidized.This transforms the water into oxygen and the carbon dioxide into glucose(葡萄糖).T...