Answer:
C. 42
Explanation:
A sperm cell is a sex cell which is a haploid cell and thus has half the chromosomes of a somatic cell which is a diploid cell.
Regeneration in planarians depends on the presence of stem cells called neoblasts. These cells are distributed throughout the body and, when part of the worm has been amputated, they are activated to reform the tissues that have been removed.
Ancient aqueous species because they adapted to walk and breath on land through evolution.
Independent Variable is what you change in an experiment. A Dependent Variable is what you’re trying to find out. Constants are what you keep that same. Control Group is the standards to which comparisons are made.
In antivirus filtering, the best
ways to filter currently use behavior detection. Behavior detection is an effective
antivirus software that monitors the actions of malicious software and stop
specific operations from occurring. Operations such as deleting files and
modifying system settings are the types of actions that are stopped using behavior
detection.
