Seahorses change color and swim together in predetermined ways before mating. these behaviors are called

What section of dna are used in dna fingerprinting

How does the spindle move sister chromatids during anaphase? a. Sister chromatids are pushed together, away from spindle poles. b. Sister chromatids are pulled toward the spindle poles. c.

Which of the following terms is least associated with tRNA? 1. anticodon 2. DNA 3. amino acid 4. codon 5. ribosome

In science, confusion sometimes arises because a term used by scientists takes on a special meaning which conflicts with the use of the term in everyday life.

A plasmid is cut with the restriction enzyme BamH1 giving fragments of 3000 and 1000 bp as identified by gel electrophoresis and ethidium bromide staining.

The what hypothesis suggests that our solar system evolved from a huge rotating cloud of dust and gas

The Punnett square below represents a cross that produced two plants with orange flowers. If the orange color of the flowers is a result of incomplete dominance, what color were the flowers on the parent plants?

Some vertebrates can go through nymph and pupa forms. True or False

Over millions of years, hominid species learned to use and create tools that became more complex over time. They eventually shaped stone into knives used for cutting, and they harnessed fire for light, heat, and cooking food.

To cause a human pandemic, the H5N1 avian flu virus would have to a. spread to primates such as chimpanzees. b. develop into a virus with a different host range. c. become capable of human-to-human transmission. d. become much more pathogenic.