Some invertebrates combine morphological simplicity with features of great structural or biochemical complexity. Select all correct examples of this statement.

- Trematodes are acoelomates that have effective defenses against attack by their hosts' immune system.
- Sponges lack true tissues but have more variation in cell type than animals in any other phylum.
- Cnidarians are diploblasts that produce complex, capsule-like organelles.

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

4. rat liver is able to metabolize glucose by both the glycolytic and the pentose phosphate pathway. which of the following are properties of both the glycolytic and pentose phosphate pathway? a. nad+ is involved b. co2 is liberated c. phosphate esters are intermediates d. glyceraldehyde 3-phosphate is an intermediate e. fructose 6-phosphate is an intermediate4. rat liver is able to metabolize glucose by both the glycolytic and the pentose phosphate pathway. which of the following are properties of both the glycolytic and pentose phosphate pathway? a. nad+ is involved b. co2 is liberated c. phosphate esters are intermediates d. glyceraldehyde 3-phosphate is an intermediate e. fructose 6-phosphate is an intermediate

To determine if a particular plant is homozygous or heterozygous, you would have to test cross with a