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NeX [460]
3 years ago
15

Why is it important to elevate the stigma

Biology
1 answer:
kondaur [170]3 years ago
4 0
The stigma of the flower must be elevated (by the style) away from the ovary to avoid self pollination or contamination. The stigma is covered with sticky substances so that pollen can easily attached themselves to it.
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When it contracts, the difference in air pressure forces air into the body_____________ *
EastWind [94]

Answer:

body cell

Explanation:

capillaries are used to transport oxygen to the cells of the body hence when the capillaries contract they increase pressure hence the oxygen diffuses into the body cells with the aid of tissue fluid

8 0
3 years ago
Help! i what are 3 bacteria that have a positive effect on humans?
Dmitry_Shevchenko [17]
E.Coli used in digestion , Streptococcus Thermophilus used in production of milk and yogurt and Lactobacillus Salivarus inhibits the growth of ' bad ' bacteria in the mouth by producing lactic acid .
5 0
3 years ago
in a litter of kittens some of the kittens have coloring that is completely different from their parents what is the explanation
Zanzabum
The placement of the genes on the parent chromosones - B.

<span>The reason for this is that if the parents of the kittens are heterozygotic individuals (Pp and Pp). Where P being one colour and p being another colour, it's quite possible that some of their litter have the pp allele combination which in turn could make them a different colour

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5 0
3 years ago
Marissa is walking along the beach and finds an unknown organism on the shore. It has bilateral symmetry, a nongelatinous, segme
Vsevolod [243]

Answer:

The organism can be classified in the phylum Arthropoda.

Explanation:

Arthropods are the organisms that has segmented body which mean they consist of three segments i. e. head, thorax and abdomen. They are bilateral symmetrical i. e. their body is divided into two equal parts. It consist of exoskeleton which provides protection and support to the organism's body. These organisms have jointed appendages which are attached to their body i. e. leg and arm.

5 0
3 years ago
Read 2 more answers
Biological systematics and ethnoscience differ in what way? Ethnoscience and systemics both attempt to examine how all societies
Phoenix [80]

Answer:

Ethnoscience attempts to understand how people understand the world and plant systematics attempts to use classification to document evolutionary relationships between organisims

Explanation:

Ethnoscience is a study about how people see the world around them. This study shows how different people understand the nature and life under the influence of different cultures.

On the other hand, systematics shows relationships among living things through a certain period of time. Those relationships are graphically represented by phylogenetic trees or cladograms.

3 0
4 years ago
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