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Sloan [31]
3 years ago
15

The french biologist lamarck proposed that

Biology
1 answer:
VashaNatasha [74]3 years ago
8 0
Species change over time ......
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Both gymnosperms and angiosperms are heterosporus. In gymnosperms, the pollen and the megaspores are produced in separate ______
Jlenok [28]

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Places and location.

Explanation:

In gymnosperms, the pollen and the megaspores are produced in separate places. Megaspores made in cones that develop into the female gametophytes that is present inside the ovules of gymnosperms, while pollen grains develop from cones that produce microspores. while on the other hand, In angiosperms, the pollen and the megaspores are produced in separate structures, but within the same place i.e. flower which has both male and female reproductive organs.

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If one parent is heterozygous white (Ww) and the other is homozygous black (ww), give the phenotype and genotype ratios for this
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After cheering wildly at an exciting football game your body may begin to relax on the way home. This relaxation reflects activi
siniylev [52]

Answer;

-Sympathetic nervous system

After cheering wildly at an exciting football game your body may begin to relax on the way home. This relaxation reflects activity of the sympathetic nervous system.

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The sympathetic nervous system is part of the autonomic nervous system, which also includes the parasympathetic nervous system.

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