If twins are born and one is a boy and one is a girl, are they identical or fraternal siblings?

a. identical

b. neither

c. fraternal

d. both

Red flowered snapdragons are crossed with white flowered, producing all pink snapdragons in the F1. What would you expect if you crossed white with white? A) All red B) 1/2 red, 1/2 white C) 1/2 pink, 1/2 white D) All white

In what form is carbon found in the atmosphere? ОСО, ОС6 Н12 О6 ОН, 0 ОАТР

If a never pregnant female rat is left for 5-10 days with a litter of babies, she will

Which of the following statements about DNA isolation from E. coli is not correct? a. chemical extraction using phenol removes proteins from the DNA b. RNA is removed from the sample by RNase treatment c.

What process powers the movement of tectonic plates?

Explain how nephrons deal with plasma protein such as Albumin in afferent arterioles from normal or healthy individuals and patients with renal failure

What cell is located on the surface of an endoplasmic reticulum?

This condition involves progressive demyelination of neurons in the CNS accompanied by the destruction of oligodendrocytes. As a result, the conduction of nerve impulses is disrupted, leading to impaired sensory perception and motor coordination.

Describing Spiral Galaxies Why are spiral galaxies so bright

List four factors that can cause slope or land movements