In one family, the mother was diagnosed with breast cancer. Mom was tested to find out if she carried the gene for breast cancer (BRCA1). The
test was negative. In addition to lacking the gene for breast cancer, the
mother had not been exposed to any carcinogens. Select the biological
event below that is the most likely cause of your mother's breast cancer.
Mutations resulting from environmental factors
Mutations resulting from errors in DNA replication
New genetic combinations during cell division

it's the cell cycle, but cytokines is when the cell divides.

theres 3 stages interphase,mitosis,and cytokines.

interphase prepares the cell for division.

mitosis is the process of dividing the cell,it has 4 parts interphase,anaphase,metaphase,and telophase.

lastly there's cytokines,that's when the cell divides into 2 daughter cells

the answer is 95 degrees

1)

i))the process of preparing food by green plants in the presence of sunlight is called photosynthesis.

ii) leaf is the site for photosynthesis.

iii) it takes place as,

6h2o+6co2=c6h12o6+602