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tester [92]
3 years ago
8

Charles Darwin theorized that evolution must occur slowly, over long periods of time. This is a(n) _________ theory.

Biology
2 answers:
tresset_1 [31]3 years ago
4 0
I think the answer is B
yawa3891 [41]3 years ago
4 0
I believe the answer is C, Gradualist because a gradualist is someone who practices the theory<span> that new species evolve from existing species through gradual, often imperceptible changes rather than through abrupt, major changes.</span>
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In the early part of the twentieth century, who owned most of the farms?
Romashka-Z-Leto [24]


Maybe B. the government because maybe he was the important one.


6 0
3 years ago
Read 2 more answers
4.4-1 Anaerobic Respiration
Vesna [10]

For lactic acid fermentation, the correct options are:

  • pyruvate
  • hydrogen
  • NADH
  • lactic acid
  • Lactic acid
  • pyruvate
  • mitochondria

For ethanol fermentation, the correct options are:

  • pyruvate
  • CO₂
  • acetyl CoA
  • acetyl CoA
  • acetaldehyde
  • Acetaldehyde
  • hydrogen
  • NADH
  • ethanol

<h3>What is a anaerobic respiration?</h3>

Anaerobic respiration is respiration which occurs in the absence of oxygen.

Oxygen is used as an electron acceptor during respiration. However, when oxygen is absent or insufficient, other molecules are used as electron acceptors in order to produce energy.

Anaerobic respiration in large organisms may result in the formation of lactate known as lactic acid fermentation.

In lactic acid fermentation, after glycolysis, the two pyruvate molecules receive hydrogen atoms from NADH creating lactic acid. Lactic acid can be converted back into pyruvate in the liver. The pyruvate can then enter into the mitochondria and cellular respiration, can proceed.

On the other hand, anaerobic respiration in microorganisms produce ethanol and is known as ethanol fermentation.

After glycolysis, the two pyruvate molecules lose a CO₂ atom, creating acetyl CoA. The acetyl CoA atom combines with hydrogen to form acetaldehyde. Acetaldehyde receives a hydrogen atom from NADH, resulting in the production of ethanol.

In conclusion, anaerobic respiration can occur either as a lactate fermentation or ethanol fermentation.

Learn more about anaerobic respiration at: brainly.com/question/13943624

#SPJ1

4 0
2 years ago
The function of chordae tendineae is:
Free_Kalibri [48]

Answer:

The correct answer will be option-E.

Explanation:

Chordae tendinae are the string-like structure in the heart which is composed of dense regular connective tissue called collagen and elastin proteins. They arise from the papillary muscles of the heart and branches out in the ventricle portion of the heart.

These play an important role in the closure of the AV valves to prevent the backward flow of the blood to the atria during ventricular contraction by holding cusps of the valve into the dome-shaped structure.

Thus, option-E is the correct answer.

3 0
3 years ago
Which fat is most likely a solid at room temperature?
blsea [12.9K]

Answer:

one that is saturated

Explanation:

<em>Unsaturated fat turns to liquid at room temperature. Saturated fat has do not have double bonds in their molecular structure.</em>

8 0
3 years ago
Secondary pollutants are more harmful than primary pollutants. Please select the best answer from the choices provided T F
neonofarm [45]

false is the right answer

6 0
3 years ago
Read 2 more answers
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