Researchers investigated the possible beneficial effect on heart health of drinking black tea and whether adding milk to the tea reduces any possible benefit. Twenty-four volunteers were randomly assigned to one of three groups. Every day for a month, participants in group 1 drank two cups of hot black tea without milk, participants in group 2 drank two cups of hot black tea with milk, and participants in group 3 drank two cups of hot water but no tea. At the end of the month, the researchers measured the change in each of the participants’ heart health.
Answers: 3
SAT, 23.06.2019 12:00
All of the following are examples of service-learning opportunities except: a. donating time to senior citizen war veterans and writing a report about the experience for your u.s. history class. b. getting a part-time job at a habitat restoration center. c. reading to second-grade students as part of your assigned reading time for your english class. d. planting trees in your community and then discussing global warming in your science class.
Answers: 1
SAT, 26.06.2019 09:00
In this food web, which group would increase in number if snakes were eliminated? a. producers b. decomposers c. primary consumers d. secondary consumers e. tertiary consumers
Answers: 1
SAT, 29.06.2019 01:00
Balanced rock sits on a thin spike of rock in a canyon what forces keep the rock balanced on its tiny pedestal
Answers: 1
Researchers investigated the possible beneficial effect on heart health of drinking black tea and wh...
Physics, 11.11.2020 06:10
Mathematics, 11.11.2020 06:10
Chemistry, 11.11.2020 06:10
Mathematics, 11.11.2020 06:10
Mathematics, 11.11.2020 06:10
Mathematics, 11.11.2020 06:10
History, 11.11.2020 06:10
Chemistry, 11.11.2020 06:10
Health, 11.11.2020 06:10
Chemistry, 11.11.2020 06:20