The correct answer is A) microorganisms are transmitted from one organism to another.
The chain of infection is a process in which microorganisms are transmitted from one organism to another.
The chain of infection starts with the agent of infection that is the one which makes people sick. It exists in a reservoir, where the agent of infection lives. There is a portal of exit. It is the way the agent leaves the reservoir. Then we have the mode of transition. It could indirect or direct contact with the agent. The agent o infection enters a new body through what is known as a portal on entry. Finally, the host. It is the individual who receives this agent and gets sick.
The correct answers are D) women aged 20-24 and B) Those aged 15-19
Explanation:
The bar chart shows the rate of Chlamydia according to age and sex. The rate is represented in the vertical axis, and the age groups are represented in the horizontal axis. Besides this, the orange bars represent women, and those in blue represent men.
According to this, the group with the highest rate of chlamydia are women aged 20-24 because the rate in this group is around 3,800, which is higher than any other age group, including men of the same age whose rate is 1500. Thus, the answer to the first question is D.
Also, those aged 25-29 have a lower rate than those aged 15-19 because, in this group, the rate for women is 3000, while in those aged 25-29, the rate for women is 1500. Moreover, his group has a lower rate than those aged 20-24 or group with the highest rate. According to this, from the options, the group with a higher rate than those aged 25-29 is those aged 15-19.
