Why is pollen needed in plant reproduction?

A. fertilization takes place in the pollen

B. pollen contains the egg cell

C. pollen contains the sperm cell

D. egg cells stick to pollen

The cell wall of a plant is like a laminated two layer structure. a. True b. False

Cat fur color is determined by codominance the allele for tan fur (TT) and the allele for black fur (BB) are codo

Which statement best describes how the temperature of the oceans surface water varies areas with high density have the warmest water areas at high latitudes have the coldest water areas close to the poles have the warmest water areas with low

During 1906 in 1907 which two methods did the Forest Service use to protect the Kaibob Deer

7. In a free market economy, decisions are made according to the laws of O supply and demand O local government O national government O wealthy citizens

A population is growing at a rate of 2,4,8, 16, 32. Which type of growth does this describe?

Which epithelial tissue type is most often found lining large ducts, such as those of the salivary glands or pancreas?

Evolution led to certain fishes, such as lung fishes to adapt to terrestrial mode of life. These fishes were the ancestors of modern amphibians. Which evolutionary mechanism is represented by this example?

As part of a science experiment, Jose did a test for starch on a slice of apple and a slice of potato. The yellow-orange iodine solution stayed the same color when it was put on the apple, but it became black on the potato.

What's the difference between transgression and marine regression