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TEA [102]
3 years ago
12

What two features are first seen in the marine worms

Biology
1 answer:
maw [93]3 years ago
7 0

Answer:

What two features are first seen in the planarians? Planarians have bilateral symmetry, which is associated with the development of a head region, such as that seen in the flatworm. Another feature first seen in the flatworm is the possession of three cell layers: ectoderm, endoderm, and mesoderm (the middle layer).

Explanation:

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What is some things the same about mars and Saturn
cluponka [151]

Answer:

One possible similarity, though, is rings. Saturn is encircled by wide, beautiful rings. Mars doesn’t have any rings today, but it could have had them in the distant past — and might again millions of years in the future.

Explanation:

3 0
3 years ago
If you see a cow eating grass, you are seeing _____________________.
Vikki [24]
Cows are consumers because they do not make their own food from the sun, they must eat other organisms (grass).
autotrophs automatically make their own food, so they are producers.
6 0
4 years ago
A biologist discovered a new organism and classified it as a mollusk after studying its characteristics. As a mollusk, the anima
PilotLPTM [1.2K]
As a mollusc, the animal probably has a mantle and a radula.
Molluscs are aquatic species that belong to the phylum of Mollusca. Mollusca is one of the biggest and most diverse phyla of the sea.  
A mantle is a term that describes the fold in their body which secretes the hard protective shell of their body. A radula is a toothed structure (similar to the tongue) used to collect food.
8 0
3 years ago
Oxidative phosphorylation occurs during
tangare [24]

Answer:

The correct answer will be option-A.

Explanation:

Oxidative phosphorylation is a process which leads to the formation of ATP molecule.  During oxidative phosphorylation, the transfer of electrons from reducing equivalents like NADH and FADH₂ formed during cellular respiration to oxygen leads to the formation of ATP.

Since oxidative phosphorylation involves the transfer of electrons from these equivalents through the electron transport chain which takes place in the inner membrane space of mitochondria. Therefore, oxidative phosphorylation and electron transport chain are interlinked.

Thus, option-A is the correct answer.

3 0
3 years ago
At 88 meters (289 feet), Landscape Arch is the longest natural arch in Arches National Park in Utah. Many geologists believe it
kirill115 [55]
<h2><u>Answer:</u></h2>

The recreation center is adjoining the Colorado River, 4 miles (6 km) north of Moab, Utah. In excess of 2,000 common sandstone curves are situated in the recreation center, including the notable Delicate Arch, just as an assortment of one of a kind land assets and developments.

A characteristic curve, regular scaffold, or (less usually) shake curve is a characteristic shake development where a curve has framed with an opening underneath. Regular curves ordinarily shape where inland bluffs, waterfront precipices, blades or stacks are liable to disintegration from the ocean, streams or enduring (subaerial forms).

4 0
4 years ago
Read 2 more answers
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