Unlike identical twins, fraternal twins

A. are produced from two identical embryos. B. result from two eggs fertilized by different sperms. C. result from the same fertilized egg. D. are always the same sex.

Warm water currents and cold water current. What causes each?

Ascular plants grow to incredible heights. Which of the following features could be credited for their height? a. well developed vascular system b. brightly colored flowers c. numerous leaves to outcompete other plants for sunlight

What is iodine solution changing from amber-yellow to blue-black an indication of? a. the presence of reducing sugars or monosaccharides b. the presence of proteins or peptide bonds c. the presence of lipids or fats d.

What provides instructions to a eukaryotic about living and growing

What is dna made of

Consider the following hypothetical scenario: An ancestral species of duck had a varied diet that included aquatic plants and terrestrial plants and insects. These ducks spent time on both land and water.

Cross a homozygous dominant individual for brown hair with an individual who is blond hair. remember the starting are the parental generation. What you are getting with results are the offspring (the F1 generation)

Identical twins look alike because their bodies contain identical

You can spread allergies to another person t/f

A volcanic eruption adds carbon dioxide to the air. This is an example of interactions between the 1) hydrosphere and geosphere 2) atmosphere and geosphere 3) geosphere and biosphere 4) hydrosphere and biosphere