What part of the cell membrane that recognizes chemical signs

Why is Saturn not considered a terrestrial planet? A. It is giant and made of gas. B. It has a moon. C. It has a very small atmosphere. D. It is very dense.

What is fertilization in terms of plants

A person must earn at least a Master's degree to work as a genetic counselor. Which subject must a person understand to be a genetic counselor and why?

Which occurs during digestion

Descriptive investigations involve collecting data about a system, but not making what?

The vectors used to transmit a gene segment is a

Which of the following is FALSE regarding the DNA double helix? a. The two strands exhibit complementary base pairing. b. The four nitrogenous bases found in it are A, T, C and G. c. The two strands are parallel. d.

Li was experiencing fatigue, despite sleeping eight hours per night. He went to the doctor and was diagnosed with iron-deficiency anemia. The doctor recommended he eat iron-fortified breakfast cereals.

Describe the water that is most likely to float on the surface of the ocean.

Bryophytes are known as non-vascular plants. what makes them non-vascular?