The causes of monocultures are the economics of
global product of agriculture, standard of industrial society, and the apparent
“simplicity” of managing only one crop.
The major cause of the loss of top soil is
soil erosion (which is caused by the factors like water, wind and tillage of
farm fields). Loss of top soil become a global problem for agriculture.
<span>A species that are occurring outside of its
normal distribution are known as Alien species. The cause of alien species is
that these species are not native to ecosystem and they can cause harm to the
environment.</span>
Answer:
they have cell walls as an outer boundry
Explanation:
the cells of all living things do not have cell wall. animal cells do not have cell wall. protozoans also do not have cell wall. while cells of plants algae fungi and bacteria have cell wall.
<em>Use a punnet square to solve the problem.</em>
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A) Crossing - over
In the scientific method first of all is you need to identify the problem, the problem to your question is why does the dog circle its bed before lying down. Second is the observation to gather some data, you need to observe the dog if what could be the possibility the the dog may do that action. The third is the pre hypothesis, you need to came up with an idea why does the dog do such and action for example the needs to find a correct spot to make itself comfortable and lastly the hypothesis, this should answer to your question or your problem. So my hypothesis is that dogs are one of the animals that are those difficult to find a place to sleep and some of that kind of animals are cat, before they lay on their bed, they have to circle to find a spot that could fit its body to be more comfortable when the dog sleep
In the given case, no antibiotic is needed for dental procedures.
Based on the updated recommendations from the American Heart Association, there is no need to take a precautionary antibiotic prior to dental proceedings for the majority of people.
It has been suggested by AHA that only those who are at greatest threat of bad consequences from infective endocarditis needs to get the short-term preventive antibiotics prior to routine dental approaches.
It has been recommended by the AHA guidelines that various of the people who have taken preventive antibiotics in the past no longer need them, these include the individuals with the conditions, like mitral valve prolapse, ventricular septal defect, bicuspid valve disease, rheumatic heart disease, and others.