Initially, when scientists were first using the taxonomy system to classify living organisms there were only considered to be 2 kingdoms: plants and animals. However, when the microscope was invented, scientists were able to observe differences in organisms at the cellular level! They were also able to observe microscopic living organisms like bacteria that they had not been able to observe before. Scientists realized it was necessary to add 4 new kingdoms to account for the observations they had not seen before the invention of the microscope.
Y chromosome found in males which influence the degree of maleness
Answer:
<em><u>There are two important types of genetic mechanisms that can give rise to antibiotic resistance: mutation and acquisition of new genetic material. In the case of mutation, the rate at which resistance develops can be attributed to the rate at which bacteria mutate.</u></em>
The given question is incomplete, the complete question is:
Raquel is having difficulty becoming pregnant, and her doctor believes it could be due to the position of her uterus. Which organ should the body of the uterus be immediately superior to in the pelvis? Multiple Choice Urinary bladder Rectum Ovary Vagina
Answer:
The correct answer is urinary bladder.
Explanation:
In the pelvis, the urinary bladder is the organ to which the body of the uterus would be immediately superior. In the pelvis or the lower abdomen, a pear-shaped hollow composition, present between the urinary bladder and the rectum is known as the uterus. The structure or the composition located superiorly lateral to the uterus body and associated with the utero-ovarian ligament is known as the ovary. The vagina and the rectum are located underneath the uterus or the uterine cavity.
Answer:
- Energy is passed from organisms at one trophic level or energy level to organisms in the next trophic level. Producers are always the first trophic level, herbivores the second, the carnivores that eat herbivores the third, and so on.
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