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Sia ? 4 years, 10 months ago
| Oestrous cycle | Menstrual cycle |
| Species with oestrous cycles, females are generally only sexually active during the estrus phase of their cycle | In contrast, females species with menstrual cycles can be sexually active at any time in their cycle even when they are not about to ovulate |
| The oestrous cycle occurs in reptiles | The menstrual cycle occurs in mammals |
| The oestrous cycle is determined by FSH hormone | The menstrual cycle is determined by LH hormone |
| Oestrous cycles resorb the endometrium if conception does not occur during that cycle | Animals with menstrual cycles shed the endometrium through menstruation |
| The oestrous cycle is the reproductive system in most mammals where reproductive hormones cause the cycles to start after puberty in sexually mature females | The menstrual cycle is the regular natural change that occurs in the female reproductive system that makes pregnancy possible |
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XYZ Public School, New Delhi.
NOTICE
19 July, 2020.
Workshop on the importance of mental health.
It is hereby informed that school is organising a workshop. The topic of the workshop is the importance of mental health.
The workshop is being organised for the students of class XI-XII. The workshop will be addressed by Dr ABC, an eminent mental health counsellor.
All the students are requested to take active participation in the workshop. Any student facing any issue can openly talk about the same.
Rachael,
President of the Wellness Cell,
XYZ Public School.
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here most popular web servers are listed such as Apache web server, Nginx Web server, Lighttpd, Jigsaw, Abyss web server, Oracle web server, Tier, Klone, X5( Xitami ) web server,and Zeus web server.
Posted by Avni Jain 4 years, 5 months ago
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Sickle cell anemia can lead to a host of complications, including: Stroke. Sickle cells can block blood flow to an area of your brain. Signs of stroke include seizures, weakness or numbness of your arms and legs, sudden speech difficulties, and loss of consciousness.
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Painting is the practice of applying paint, pigment, color or other medium to a solid surface. The medium is commonly applied to the base with a brush, but other implements, such as knives, sponges, and airbrushes, can be used. In art, the term painting describes both the act and the result of the action.
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The core concern of studying geography as a discipline is to understand the earth as a home of human beings and to study all those elements which have sustained them.
Posted by Sayan Tripathy 4 years, 10 months ago
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Doubling time is the amount of time it takes for a given quantity to double in size or value at a constant growth rate. We can find the doubling time for a population undergoing exponential growth by using the Rule of 70. To do this, we divide 70 by the growth rate (r).
The doubling time is time it takes for a population to double in size/value. It is applied to population growth, inflation, resource extraction, consumption of goods, compound interest, the volume of malignant tumours, and many other things that tend to grow over time. When the relative growth rate (not the absolute growth rate) is constant, the quantity undergoes exponential growth and has a constant doubling time or period, which can be calculated directly from the growth rate.
This time can be calculated by dividing the natural logarithm of 2 by the exponent of growth, or approximated by dividing 70 by the percentage growth rate[1] (more roughly but roundly, dividing 72; see the rule of 72 for details and derivatiatives of this formula).
The doubling time is a characteristic unit (a natural unit of scale) for the exponential growth equation, and its converse for exponential decay is the half-life.
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