Their limbs are homologous structures, which means that they are all inherited from the common ancestor of the tetra pods.
<h3><u>
Answer:</u></h3>
<u>(a) Reason for the heart beating fast:</u>
- When we exercise/run the muscles work hard and need more oxygen.
- So, when Ravi's heart beats faster more blood can be pumped to the muscles thus giving the oxygen required.
<u>(b) Organs involved along with the heart to help Ravi complete his race:</u>
- The main organs involved along with the heart are quadriceps, hip flexors, hamstring, glutes and calf muscles.
- The nervous system, muscular system, skeletal system, respiratory system and circulatory system function effectively when a person runs.
The correct answer for the above question is a fixation.
Sigmund Freud founded the psychoanalytic theory, such that he believe that people could be cured by making conscious their unconscious thoughts and motivations, thus gaining or acquiring insight. The objective was to release repressed emotions and experiences.
Answer:
1.Renewable energy won't run out.
2.Maintenance requirements are lower.
3.Renewables save money.
4.Renewable energy has numerous health and environmental benefits.
5.Renewables lower reliance on foreign energy sources.
6.Higher upfront cost.
7.Intermittency.
8.Storage capabilities.
Here are 8 advantages for this questions:
The correct option is (B) The embryo undergoes radial and indeterminate cleavage.
<h3>
What are nine-banded Armadillos?</h3>
- Despite being endemic to the Southeast of the United States, nine-banded armadillos have been steadily expanding their range northward for more than a century.
- They favor warm, humid climates with woodland or grassland settings for their homes. 9-banded armadillos almost always give birth to four identical quadruplets.
- The young are extremely vulnerable to predators when they are born since their shell has not yet hardened.
Learn more about the Armadillos with the help of the given link:
brainly.com/question/17315197
#SPJ4
