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bulgar [2K]
3 years ago
8

In some flowers the ovary is hidden deep within the base of the flower while the pollen is held up in the air, often near a sour

ce of nectar. how is this general design hepful to the plant
Biology
1 answer:
Kipish [7]3 years ago
5 0
The pollen, petals, and nectar both serve to attract insects.  The ovary, which is delicate and not meant for attracting organisms, could get damaged.   The ovary is placed inside so it has some soft of protection, as it carries out an important in plant reproduction. 
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How does independent assortment increase genetic variation in Meiosis?
KIM [24]

Answer:

Independent assortment produce new combinations of alleles.

Explanation:

In meiosis I, crossing over during prophase and independent assortment during anaphase creates sets of chromosomes with new combinations of alleles. Genetic variation is also introduced by random fertilization of the gametes produced by meiosis. It results in gametes that have unique combinations of chromosomes.

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8 0
3 years ago
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Which agent would cause the least damage to a chromosome?
Alex777 [14]
Hey there!

The answer would be ultrasound.


The ultrasound is considered safe because it uses sound waves for the detection of tissue, organ, baby etc. These waves are considered safe and transfer only a small amount of heat to the tissue in which the ultrasound is done. A little amount of heat is not at all harmful to the body in any means. Early defects of baby can be detected through this procedure, the merits of the process is much higher than its demerits.


Hope this helps !
3 0
3 years ago
Which of these observations illustrate regional specialization in the human nervous system?
Savatey [412]
<h2>Regional specialization of  Human Nervous System</h2>

Explanation:

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Humans have the most developed nervous system among all the living organisms. Various parts  of the nervous system has been specialized  for various function. The human brain has been divided into different parts like cerebellum, cerebrum , medulla oblongata etc which are further divided into specialized parts. Each part is specialized to carry out particular function. Moreover, the nervous system has different types of neurons like motor neuron, sensory neurons and interneurons. Each type of neuron has specialized function.

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NemiM [27]
Same question so sorry
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3 years ago
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