Answer:
D:all of the above
Explanation:
because they are all fossil fuel
Genetics, botany, zoology are all branches of the subject biology. Biology<span> is a broad </span>subject<span> that deals with all these aspects of the life on Earth.
Solution: C: Biology
From the given option, the lizard is example of </span>organisms that is most likely 5 centimeters in size. Lizards are <span>group of squamate reptiles and contains over 6,000 species.
Solution:D.lizard</span>
Answer:
The correct answer is - develop new methods to test the hypothesis.
Explanation:
Human produce offsprings long time and development also take a long time in general and then to test a hypothesis, regarding the gene therapy helps to treat a disease, would take even more time.
So testing this hypothesis required developing a new method as other options are not possible. You can not change the time it takes in reproduction. Giving up is not the option in science.
Answer:
respiratory and excretory systems are among the two vital systems in our body which work in order to maintain our health or keep our body fit
Explanation:
Respiratory systems comprises of organs like lungs to inhale oxygen and exhale carbon dioxide out of our body. The oxygen is then mixed with blood by the heart and reaches different parts of our body.
Excretory system is responsible for excreting or expelling the waste out of our body to keep our body free from toxins and harmful chemicals.
excretory system works with respiratory system to get rid of water vapors and carbon dioxide in the human body.
One sperm fertilizes the egg cell forming a diploid zygote, the other sperm fuses with the two polar nuclei forming a triploid cell that develops into endosperm
