Biology, 04.07.2019 05:50 vladsmolin7781
In a population of 1000 individuals, 200 new individuals were born and 100 individuals died over the course of 1 year. which equation shows how to calculate the population growth rate of this population? a. 0.10 × 0.20 = 0.02 b. 0.10 – 0.20 = –0.10 c. 0.20 – 0.10 = 0.10 d. 0.20 + 0.10 = 0.30
Answers: 2
Biology, 22.06.2019 02:00, Ilovesnoopy69
1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area
Answers: 2
Biology, 22.06.2019 15:30, emmalou54
Which of the following statements is correct in hour our immune system responds to a potential pathogen? a. the adapted immune system will call on the innate immune system to destroy the pathogen. b. b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c. the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. d. the t-cells in the adapted immune systems are the first to recognize the pathogen vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a. antigen, antibody b. antibody, antigen c. antibody, antibiotic d. antibiotic, antibody
Answers: 1
In a population of 1000 individuals, 200 new individuals were born and 100 individuals died over the...
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