Answer:
<h2>false</h2>
Explanation:
<h2>the need of energy release or enargy addition</h2><h2>is debatable for any chemical reaction.</h2><h2>however with DNA replication. we are not adding</h2><h2>a nucleotide in a random process dispersing</h2><h2>energy to no avail.</h2>
B. Density has been decreased Or D.
The instrument that records and measures the seismic waves during an earthquake is a seismograph. It uses the vibration propagated by from the earthquake source's energy. It mainly uses a suspended pen that records the motion between itself and the paper film.
Answer: Cytotoxic T cells
Explanation:
A Cytotoxic T cell is a cell whose activation is mainly aimed at destroying cells that are infected by virus. It is a type of white blood cells that destroys cancerous cells or cells that are impaired especially by viruses. A Cytotoxic cell is also known as T-killer cells, Cytolytic T cells, T lymphocyte.
Cytotoxic T cells destroy target cells by prearranged apoptoses.