Biology : asked on hesterkl1225
 06.05.2020

how it is the most if not all of the extant animal phyla today evolved during the cambrian period if so many massive extinction events have taken place since then

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Leslie argues that an organism called a Euglena is a plant because it is eukaryotic, has a nucleus, makes its own food, and is unicellular. Where is Leslie's error? Plants do not make their own food..

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for six years an artificial fertilizer is used on a apple orchard the orchard is next to a stream which empties in to a slat water bay during the last 5 years researchers have observed an increase in algae in the bay they have also sampled fish populations in the bay each year apex...

for six years an artificial fertilizer is used on a apple orchard the orchard is next to a stream whfor six years an artificial fertilizer is used on a apple orchard the orchard is next to a stream whfor six years an artificial fertilizer is used on a apple orchard the orchard is next to a stream wh
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A spring is a natural discharge point of subterranean water at the surface of the ground or directly into the bed of a stream, lake, or sea. Water that emerges at the surface without a perceptible current is called a seep. Wells are holes excavated to bring water and other underground fluids to the surface.

A spring is a natural discharge point of subterranean water at the surface of the ground or directly

The image shows a cross-section of land scape.

A spring is a natural discharge point of subterranean water at the surface of the ground or directly
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Rank the following cities in order of earthquake risk from high risk to low risk:

Rank the following cities in order of earthquake risk from high risk to low risk:Rank the following cities in order of earthquake risk from high risk to low risk:
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A scientist look for in a plant that would identify it as a club moss rather than a liverwort.

A scientist look for in a plant that would identify it as a club moss rather than a liverwort.
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Fungi are a food source for animals and humans. Fungi produce oxygen to breathe. Fungi destroy rocks and minerals. Fungi are natural recyclers.

Fungi are a food source for animals and humans. Fungi produce oxygen to breathe. Fungi destroy rocks
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when soaked in dilute sodium chloride solution onion gain mass because of the process of osmosis.

 Explanation: Osmosis is a process when there is movement of water from the region of comparatively higher concentration to the region of lower concentration across in a permeable membrane.

Example with explaination :

when soaked in dilute sodium chloride solution onion gain mass because of the process of osmosis.&nb

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