- same chemical properties, different biological properties
- the a-helix is ________ and R-group side chains face ______ the center of the helix
- T/F methylation can increase or repress transcription
- required for condensation of chromatin into 30 nm fiber
- Gamma radiation is extremely penetrating because it has no mass and has much higher energy than _______ and __________.
- ______________ can be deadly to living organisms because it can cause severe burns, cell degradation, and genetic mutation.
- A nuclear equation is an equation that shows the beginning __________, the ending nuclide, and any particles involved in radioactive decay.
- The amount of time required for one-half of the atoms of a radioactive sample to decay to more stable nuclides is ____________.
- ____________ comes from the nucleus of an atom.
- A proton is changed into a neutron or a neutron is changed into a proton when a(n) ___________________ is ejected in beta decay.
- Beta minus decay results in the emission of ____________ from a nucleus.
- Elements with atomic numbers greater than that of uranium, which is 92 are called ____ nuclides.
- The conversion of a neutron to a proton or a proton to a neutron with the emission of a beta particle is ____________.
- ______________ is high-energy electromagnetic radiation released as a by-product of radioactive decay.
- Beta plus decay results in the emission of a(n) __________ from the nucleus.
- A particle consisting of two protons and two neutrons bound together and emitted from the nucleus of an unstable nuclide during alpha decay is called a(n) ___________.
- High-energy electromagnetic waves that are emitted from a nucleus as it changes from an excited state to a lower energy state are __________________.
- In ___________, both the atomic number and atomic mass number decrease.
- An alpha particle is emitted from an unstable nuclide's nucleus during ____________.
- The transmutation of nuclides by bombarding their nuclei with charged or uncharged particles is _______________________.