Answer the following statements true (T) or false (F)
1. Apoptosis through the extrinsic pathway is activated by factors such as lack of oxygen or growth factors.
2. Apoptosis is used in humans in order to eliminate cells infected by viruses, cells that are worn out, and those that have the potential to cause cancer.
3. Ligands that promote cell death are typically found on the surface of cells of the immune system that recognize abnormal cells and target them for destruction.
4. The most prominent tissue type present in plants is the dermis.
1. FALSE
2. TRUE
3. TRUE
4. FALSE
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It is necessary to have chloroplasts to photosynthesize
a. true b. false
Which of the following terms refers to a situation where a single phenotypic character is determined by the additive effects of two or more genes?
A) incomplete dominance B) codominance C) pleiotropy D) polygenic inheritance
Protozoa that move and feed by the use of broad pseudopods are called (amoebozoa/apicomplexa/rhizaria).
Fill in the blank(s) with the appropriate word(s).
What is an antibiotic?
A) A drug used to kill or inhibit bacteria B) A drug used to kill bacteria and viruses C) A drug used to kill viruses D) A disinfectant used on skin