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Zigmanuir [339]
4 years ago
11

What is the smallest unit of geologic time? A. Era B. Epoch C. Eon D. Period

Biology
2 answers:
kolezko [41]4 years ago
6 0
<span>The smallest unit of geologic time is epoch.</span>
DedPeter [7]4 years ago
3 0
<span>The most appropriate answer is b. Epoch. An epoch is a unit of geologic time that is smaller than a period. The largest divisions are called eras. Eras are then divided into periods. Examples of epochs include the Holocene, Eocene and Miocene. We are presently in the Holocene Epoch. </span>
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The bones of the fingers and toes (phalanges) are categorized as _____ bones.
ch4aika [34]

Answer: long

<span>The bones are classified into 5 types according to their shapes: long, irregular, short, flat or sesamoid. The phalanges (bones of the fingers and toes) are classified as long bones, meaning they are longer than they are wide. </span>

6 0
3 years ago
plz help! explain how science uses fossil evidence to support the theory of evolution. ​(I will mark brainliest)
vagabundo [1.1K]

Answer:skeletal evidence of evolution

Explanation:

So I’m not sure the best way to explain this, will edit in one second

So basically some creatures have leftover bones or other features that have no benefit but they also aren’t detrimental, and they are the result of evolution. There is a great video on bad animal skeletons by Sam O Nella Academy, it has some strong languages so inappropriate jokes, probably, all of them do, and this is middle school biology so watch at your own risk, but I think a pint you could bring up that your teacher would be impressed by is really any animal with a weird skeleton, for example dolphins who just have a random bone image where their legs used to be, they obviously don’t have legs but their ancestors did and to this day they still have a random bit of bone where an ancestor of theirs used to have legs, so skeletons help connect what a common ancestor looked like to what the current species looks like through similar bone structure and/or left over bones, such as dolphins who have a plate where an ancestor used to have legs

8 0
3 years ago
Fungi of the phylum Basidiomycota form mycorrhizal
Reika [66]

Answer:

The orchids derive nutrients from the association at very young stages of its life cycle while the fungi obtain water and organic matter

Explanation:

As stated in this question, fungi species belonging to the phylum Basidiomycota form mycorrhizal associations with a flowering plant called orchids. This relationship is a mutualistic one because both participants benefit from the relationship.

In this association, the young orchid plant relies on the mycorrhizal fungi's metabolism to get nutrients needed for its development in form of carbohydrates while the fungi in return gets water (from the roots of the plant) and organic matter.

7 0
3 years ago
Compared to freshwater fishes, marine fishes: drink seawater and produce a large volume of urine. do not drink seawater in an ef
Andre45 [30]

Answer:

The correct answer is - tend to lose water by osmosis since their internal salt concentration is lower than that of seawater.

Explanation:

In freshwater fishes, the body of fishes has a higher salt concentration inside their body than the surrounding water, water enters through the osmosis process. Without any active regulation of this process, fishes would swell and get bigger and bigger. They have specialized cells called chloride cells in gills to take ions from water as they do not have kidneys.

In contrast, the marine fishes have a lower salt concentration in their body than surrounding water of sea or ocean and they lose water continuously and to compensate for this they need to drink water regularly.

6 0
3 years ago
During which process is oxygen gas released into the atmosphere?
qaws [65]

Answer:

photolysis

Explanation:

it happens when the uv radiaiton of sunlight breaks apart the oxygen containg molecules.

4 0
3 years ago
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