Biology 104 review 3

_____ are components of the adaptive immune system

• macrophages

• neutrophils

• antibodies

• basophils

T/F: Inflammation is a response of the adaptive immune system

• True

• False

The corpus luteum increases ______, which ensures pregnancy is maintained the first few weeks.

• progesterone

• FSH

• LH

• estrogen

In which condition do these electromagnetic receptors cause depolarization of bipolar cells

• rods, dark

• cones, dark

• rods, light

• cones, light

______ species are those that have a high impact on their communities due to their abundance

• parasitic

• fundamental

• keystone

• competitive

Which is the correct order of the following developmental stages

• fertilization, blastula, gastrula, organogenesis

• fertilization, gastrula, blastula, organogenesis

• fertilization, differentiation, gastrula, organogenesis

• fertilization, differentiation, gastrula, organogenesis

Which of the following statements closely describes carrying capacity

• When the population is less than the amount that can be supported by the ecosystem

• When the number or deaths equals the number of births

• When the number of births is greater than the number of deaths

• When the population approaches the amount that can be supported by the ecosystem

Competitive exclusion occurs when

• more than one species have the same niche

• the ecosystem cannot support a population

• three or more species have the same niche

• the ecosystem cannot support a species