Biology, 18.04.2020 01:40 squawk1738
Which of the following is a benefit of introducing a variety of plants into a farm field, or of reviving older “heirloom” varieties of food plants such as potatoes and tomatoes? Select two correct answers.
A. better crop yields
B. protection of genetic diversity
C. reduction of the chance of pests destroying a crop
D. reduction of the amount of land devoted to agriculture
Answers: 2
Biology, 22.06.2019 23:00
1. this system transports blood through the body and heart. 2. this system relates to the process by which an organism gets rid of its waste. 3.this system is responsible for movement of bones and fluids throughout the body. 4. this system receives and transmits information and responses. it depends upon electrical impulses created by the movement of charged particles. 5. this system relates to the process by which an organism replicates. sexually reproduction usually involves male cells (sperm) meeting female cells (eggs) to produce a fertilized egg or zygote. 6. this system gets oxygen to the cells of the body and rids the body of waste gases. some organisms use their skin. this is also a cell-level process. 7. this system relates to the structure and support of an organism. it is made of salts and proteins and found in vertebrate animals. 8. this is the system of organs which circulate blood around the body of most animals. 9. this system controls the glands that secrete hormones. 10. this organ system to protect the body from damage. itembank : system circulatory digestive system endocrine system excretory integumentary system muscular system nervous system reproductive system respiratory system skeletal system cardiovascular system
Answers: 1
Biology, 23.06.2019 00:50
Read each example and decide what the resulting effect on the gene pool of that population would be
Answers: 1
Which of the following is a benefit of introducing a variety of plants into a farm field, or of revi...
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