Animals, however, are very diverse in their external appearance. Their growth pattern is not limited to their extremities but is evenly distributed. Growth occurs in a definite period of time. The most basic difference between plants and animals is in the unit of structures and functions: i.e...
They can be a life-threatening disaster—or a pricey nuisance. Here’s what you need to know about the depressions and holes that can form beneath our feet.
(COO)2), calcium malate is a calcium salt of malic acid, an organic acid which occurs naturally in animals and plants. Also known as fruit acid, malic acid plays an important role in the Krebs cycle in humans. This is the biochemical process of energy production, and malic acid is an ...
We can see the forest, which is an ecosystem. Within the forest, we might be able to see single trees - these are individuals. In the farmland, we are looking at communities. Sometimes in farmland, within a single field, we may be looking more at a population, because all the plants ...
choose the best answerf rom thef our choices marked A)f B), C) and D) . Then mark the corresp onding letter on A nswer Sheet 1 with a single line f through the centre. Questions 1 to 4 are ased on the conversation you have just heard. 1. A. In a kitchen. B. In a ...
While they cause a wide range of diseases in plants and animals, viruses can also be beneficial to man.Some of the most common viruses include:Epstein–Barr virus Norwalk virus Ebola virus Hepatitis virus Rhinovirus Simian immunodeficiency virus...
Plant and animal cells possess many common structures. However, they also maintain their share of differences. Both plant and animal cells are well-suited for their particular functions.Answer and Explanation: Plant cells have a cell wall and chloroplasts, the site of photosynthesis. Anima...
Whatdoants,bees,pigeons,andherringshaveincommon?Alltheseanimalsswarm.Swarmingoccurswhenlargenumbersofindividualanimalsmove,work,orcooperateasagroup.Theyappeartoknowwheretheyaregoingandwhattheyaredoing.Whyaretheydoingthis?Antsareagoodexampleofswarminganimals.Swarmsofantscandomanydifficulttasks.Forexample,theycanfindth...
Discovered in 1665 by Robert Hooke, an English scientist, and architect, a cell may be described as the functional basic unit of life. As such, it's the smallest unit of life described as a living thing. Given that the majority of plants and animals are multicellular organisms, they ...
Air pollution occurs when gases, dust particles, fumes (smoke), or odors are introduced into the atmosphere in a way that makes it harmful to humans, animals, and plants. Air pollution results in the air being dirty (contaminated, unclean, and often toxic). ...