Biology, 01.07.2019 16:30 Finessethenemy
Elias conducted an experiment about the effects of exercise on the heart rate of teenagers. before morning basketball practice, he asked the members of his high school team to be his subjects. he measured each of their heart rates before and after a set of exercises. which change would most reduce the bias of his experimental design? a. test the team members on the same exercises after practice too. b. test additional boys as well as several girls from different classes. c. test girls from his school, as well as teachers, siblings, and family friends. d. test the team members every day for a week to increase data.
Answers: 2
Biology, 22.06.2019 08:20
Which of these parts of the membrane large moecules pass through it ?
Answers: 1
Biology, 22.06.2019 09:00
Toorale man murder mystery < - your lab link 1. how was the toorale man found? 2. what did archaeologists learn about the burial? why is the burial important? 3. what information were the scientists able to learn from the skeleton itself? 4. why is the question of whether the injuries came from a stone or steel weapon important? how could scientists distinguish between the different types of weapons? 5. what did the carbon dating and soil testing tell scientists about toorale man? why are the dates interesting for scientists?
Answers: 3
Biology, 22.06.2019 09:50
The frequency of alleles in a population that is in hardy weinberg equilibrium? a . changes in each successive generation b. is less important than the frequency genotypes c. shows evidence of the process of natural selection d. remains the same over several generations
Answers: 2
Biology, 22.06.2019 17:30
Which of the following terms describes all of the non-living components of an ecosystem
Answers: 2
Elias conducted an experiment about the effects of exercise on the heart rate of teenagers. before m...
Computers and Technology, 03.03.2021 03:30
Biology, 03.03.2021 03:30
Mathematics, 03.03.2021 03:30
English, 03.03.2021 03:30
Mathematics, 03.03.2021 03:30
Mathematics, 03.03.2021 03:30
English, 03.03.2021 03:30
Chemistry, 03.03.2021 03:30