An earthworm that feeds on the remains of plants and animals is acting as a A) producer. B) primary consumer. C) secondary consumer. D) tertiary consumer. E) detritivore.

In corn, small pollen (sp) is recessive to normal pollen (sp+) and banded necrotic tissue, called zebra necrotic (zn), is recessive to normal tissue (zn+), The genes that produce these phenotypes are closely linked on chromosome 10, If no crossing

Which of the following statements about the causative agent of Rocky Mountain spotted fever is false? A) It is an intracellular parasite. B) It is transmitted by ticks. C) It is in the genus Rickettsia. D) It is gram-negative.

When oxygen is released as a result of photosynthesis it is a by product of which of the following

Which environment would have the most erosion? a deciduous forest a sandy beach the open ocean the tropical rainforest

A father with myotonic dystrophy has three daughters who are all carriers of the mutant allele and two sons who are unaffected noncarriers.

How does a gradient of a river affect its flow

What is the main function of cuticle in plants? 1. It prevents water loss. 2. It absorbs sunlight. 3. It protects the plant from predators.

What minerals are found in bone? What do these minerals do for your bones

Scientists developed a new margarine containing plant ingredients they think will lower blood cholesterol levels in people who use the margarine.

Which of the following is a good example of something a cell might do during G1 phase