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Yakvenalex [24]
3 years ago
7

Lamarck's hypothesis of evolution was based on which theory?

Biology
1 answer:
leonid [27]3 years ago
8 0

Answer:

Choice A

Explanation:

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Look at this diagram of a plant.
Fiesta28 [93]

Answer:

W- developed seeds

X-angiosperm

Explanation:

Well for one, these two are the only things w/ a referrable image (I'm not sure if that's a word :-)) Another thing is angiosperm literally means flowering plant and a tomato is a ripe, or flowering, plant. W is an image of seeds that are at mid stage in there developing process, so it is clearly the answer. Correct me if im wrong :-D.

8 0
3 years ago
What structure is the functional unit of contraction in a skeletal muscle fiber??
DiKsa [7]
The structure is calcium ions.
5 0
3 years ago
HELP PLEASE PLEASE PLEASE! ILL GIVE BRAINLIEST!
jasenka [17]

Answer:

A control variable is the variable in the experiment that does not change.

Explanation:

If you are testing how seeds grow in different types of water, and you add 1tbps of salt to one pot of water with the plant, and then added 2tbps to another pot of water with the plant. The control variable in this experiment would be the water with no salt because it was not altered.

FYI I did not pull from google. Good luck!

5 0
3 years ago
Explain in your own words what theme is, in relation to poetry. Your answer should be 1-2 sentences.
dimaraw [331]

Answer:

theme refers to the main idea or moral of the story. Sometimes this main idea or moral is stated directly, and sometimes the reader has to think about the main idea.

Explanation:

7 0
3 years ago
Nearly _____ million people in the united states suffer from some form of coronary heart disease.
kotegsom [21]
The answer for the year of 2017 would be more than 90 million. Hope this helps.
8 0
3 years ago
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