Biology, 12.01.2020 14:31 benchang3621
When scientists are doing research to determine how the environment affects a life form, it often takes many years to reach a conclusion. why do you think that is the case?
a. many environmental factors must be considered (water, light, and temperature were just three that were investigated in this simulation).
b. many tests must be performed because variables need to be tested one at a time (first test for water effects, then test for light effects,
c. some effects take a long time to become noticed, so the experiments often have to take place over long periods of time.
d. all
Answers: 1
Biology, 22.06.2019 01:30
All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.
Answers: 1
Biology, 22.06.2019 02:00
Which blood cell spend most of their time in the lymphatic system?
Answers: 1
Biology, 22.06.2019 05:00
This comparative chart is an example of one that might be used by scientists and law enforcement personnel for identification purposes. the chart represents a technological advance called
Answers: 2
Biology, 22.06.2019 13:10
Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed
Answers: 2
When scientists are doing research to determine how the environment affects a life form, it often ta...
Mathematics, 22.02.2022 17:40
Mathematics, 22.02.2022 17:40
Mathematics, 22.02.2022 17:40
Mathematics, 22.02.2022 17:40
Mathematics, 22.02.2022 17:40
Mathematics, 22.02.2022 17:40
Mathematics, 22.02.2022 17:40
Social Studies, 22.02.2022 17:40
Mathematics, 22.02.2022 17:40
Social Studies, 22.02.2022 17:40
Chemistry, 22.02.2022 17:50