Match the following terms and definitions 1.
gene
a thread-like molecule in the
nucleus composed of DNA
2. allele
a portion of DNA which codes a
specific heredity trait
3. trait
a genetic characteristic of the
individual
4. chromosome
alternate forms for a specific gene

How do you date a sample of rock that you suspect as being one of the earliest on earth

Which of the following was a characteristic of a dromaeosaur? modified front claw grasping with their forelimbs both a and b none of the above

Which statements about the fluid mosaic structure of a membrane are correct? select the three correct statements. which statements about the fluid mosaic structure of a membrane are correct? select the three correct statements. the framework of a membrane is a bilayer of phospholipids with their hydrophilic heads facing the aqueous environment inside and outside of the cell and their hydrophobic tails clustered in the center. because membranes are fluid, membrane proteins and phospholipids can drift about in the membrane. the diverse proteins found in and attached to membranes perform many important functions. the kinky tails of some proteins keep the membrane fluid by preventing the component molecules from packing solidly together. membranes include a mosaic, or mix, of carbohydrates embedded in a phospholipid bilayer.