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For fertilisation to occur, the pollen (male gamete) of a flower must come in contact with the ovule (female gamete), which is contained within the pistil, of another flower. A pollinator (insect such as ...
y - 2x = 3 x2 + y2 = 18Step 1- re-arrange the first formula to find y: y = 3 + 2x Step 2- Substitution: x2 + ( 3 + 2x )2 = 18 Step 3- Expand the brackets: ( 3 +...
Pronouns are words that we put before a verb to replace a noun or object. In French there are direct and indirect object pronouns and often it seems difficult to know how to use them. The direct object pr...
In both the Renaissance period and the 19th-century surgery and anatomy advanced and new approaches were used. For example, in the Renaissance period, Paré developed ligatures and lotion to seal wounds; t...
Thermoregulatory homeostasis helps to maintain the core body temperature at 37 degrees Celsius.When we are too hot the body's sweat glands secrete sweat onto the skin which then evaporates, allowing us to...
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