An individual with one normal homo log and one homo log with a deletion is called what?

A) a deletion hetero zygote
B) a deletion homo zygote
C) dosage compensation
D) sufficient


A) a deletion hetero zygote

Biology & Microbiology

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Which statement best describes the difference between cell division in plant and animal cells?

a. Cytokinesis occurs by formation of a cleavage furrow in animal cells, but not plant cells. b. Cytokinesis occurs by formation of a cleavage furrow in plant cells, but not animal cells. c. Centrosomes play an important role in spindle formation in plant cells, but not in animal cells. d. Chromosome replication occurs during interphase in animal cells, while in plant cells, replication occurs when the nuclear envelope disintegrates. e. Animal cells divide via the cell cycle whereas plant cells divide by binary fission.

Biology & Microbiology

A deaf whale lacks the ability to perceive its environment through echolocation

Indicate whether the statement is true or false.

Biology & Microbiology

The ____ protects the heart and lungs

a. vertebral column b. pelvic girdle c. pectoral girdle d. ribs and sternum e. breastplate and pelvic girdle

Biology & Microbiology

Sickle cell disease is a caused by a mutation that ________

A) affects lipids B) causes abnormal hemoglobin structure C) causes excess mucus D) causes blindness and retardation E) can be diagnosed by using a karyotype

Biology & Microbiology