Answer:
A gardener plants only the seeds from last year's largest vegetables
Explanation:
- The gardener plants only seeds of last year's largest vegetables because he knows that these seeds grows larger like their previous generation.
- For more profit he plants only them .
Answer:
Glucocortocoid hormones performed above roles.
Explanation:
Genreally they are any steroid hormones produce by the Cortex of adrenal glands with anti-inflammatory and immunosuppressive activities..
They coordinate the withdrawal of immune cells from the blood and storage sites to tagger ares for immune reactions
They are also important for providing resistance against stress and resistance to changes in environmentalal factors.
Answer:
C)The density of an object determines weather it will sink or float
Explanation:
A negative feedback mechanism tries to negate changes so as to restore the variations that occurs in the value of a parameter or system.
<h3>What is Negative feedback?</h3>
This is known to be a method that tend to reverses any kind of movement or deviation from the set point and it then keeps the body parameters to its normal range.
Note that A negative feedback mechanism tries to negate changes so as to restore the variations that occurs in the value of a parameter or system.
Learn more about Negative feedback from
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Answer:
Well you have to tell the child that genetics is the study of how traits(characters) are passed on from parent to offspring. Such traits include height, weight, facial features etc.
Chromosomes are the cells that carry those traits in the body. Human beings usually have 46 chromosomes but during reproduction, the chromosomes are halved to give 23 which is in its haploid state so that each parent gives 23 chromosomes each to get 46 chromosomes which is the standard number of chromosomes for humans and animals.
Haploid means a single set of these chromosomes donated by the parent during reproduction while the 46 chromosomes which is achieved after reproduction is referred to as Diploid which means 2 set of the chromosomes from both parents.
