To sterilize the nutrient broth and nutrient agar, the tubes and bottles are __________.

Biology

1 answer:

Lelechka [254]2 years ago

6 0

The tubes and bottles are autoclaved in order to sterilize the nutrient broth and nutrient agar.

<h3>What do you mean by sterilize?</h3>

To rid (something or someone) of all live microbes in order to make it sterile (as by the use of steam or dry heat) Use an autoclave to sterilize surgical instruments. to surgically sterilize cats and dogs in order to remove their reproductive ability.

<h3>How do we sterilize?</h3>

Combining heat, chemicals, irradiation, high pressure, and filtration can result in sterilization. Examples include the use of steam under pressure, dry heat, UV radiation, gas vapor sterilant, chlorine dioxide gas, etc.

<h3>What makes sterilization important?</h3>

To stop the spread of diseases linked to the usage of an object, sterilization eliminates all bacteria on its surface or in its fluid.

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Answer:

it is diagram okk

Explanation:

female reproductive system undergoes some changes and those changes repeat at interval of every 28-30 days. this repetative changes are called menstrual cycle. it is natural process, controlled by four hormones. those four hormones follicle stimulating hormone,luteinizing hormone, estrogen and progesterone. one of several follicle in ovary starts to develop along with oocyte present in it,under effect of follicle stimulating hormone. developing follicle secrets estrogen. endometrium of uterus starts to regenerate under effect of estrogen. it bursts under effect of luteinizing hormone and oocyte is released. this is ovulation. remaining tissues of burst follicle forms corpus luteum. corpus luteum starts to secrets progesterone. endometrial glands secrets their secretion under effect of progesterone. such endometrium is ready for implantation of embryo.