b) during the 1800s
Answers: 1
Chemistry, 21.06.2019 23:50
Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.
Answers: 1
Chemistry, 22.06.2019 09:10
Select the correct answer from each drop-down menu.describe what happens to a carbon-11 atom when it undergoes positron emission.the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons
Answers: 3
Chemistry, 22.06.2019 13:30
An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum
Answers: 1
Establishment of the CODIS and NADNA databases
a) 1900-1988
b) during the 1800s
b) during the 1800s
Mathematics, 19.10.2019 00:00
History, 19.10.2019 00:00
Biology, 19.10.2019 00:00
Biology, 19.10.2019 00:00
Computers and Technology, 19.10.2019 00:00
Mathematics, 19.10.2019 00:00
Mathematics, 19.10.2019 00:00
Mathematics, 19.10.2019 00:00