Biology

Ovulation is the cyclical process, in which a female produces ova (eggs) in an ovary (ovarian gland/follicle), and discharges them toward the uterus via a fallopian tube in preparation for conception (about mid-cycle). This process is the underlying function of the menstrual cycle, not the bleeding which actually ends the cycle.

Gene flow is genes moving between two populations.

the transfer of genes from one gene pool to another

two populations transferring genes

A system that groups organisms by ancestry

Taxonomy is the scientific name for Taxonomy.

Oxygen and Carbon Dioxide pass between the alveoli and the blood capillaries

amphibians

Trilobite

Syphilis will cause mental problems.

In a conference, a group of scientists from the same field reviews the paper. In a peer review, members from other fields review the paper.

A different derived trait

Speciation Adaptive radiation refers to changes in a species in response to varying environmental conditions.

many new species form

Amoeba

sponges

organisms in the same order (APEX)

population bottleneck

Apex is Mergus serrator and Mergus merganser.