How is an egg fertilized in flowering plants?

a. with embryos

b. by spores

c. with an ovule

d. with sperm

Describe protons. Location: Charge: Mass:

List and explain the 4 different types of variables and explain them.

What is one similarity between replication and transcripton

What is the process in which a glacier drags rocks along the landscape

Which of these is required for aerobic cellular respiration? chlorophyll carbon dioxide sunlight oxygen?

What molecule is essential to regenerate at the end of the Krebs cycle to start the process again

Shamar lowers himself into a hot bath. At first, he can barely stand the scalding-hot water; gradually, though, he gets used to the temperature and is able to sit comfortably in the tub. Shamar's experience illustrates sensory:

Gregor mendel a. developed theories of evolutionary change. b. discovered the structure of the dna molecule. c. studied characteristics that are influenced by several genetic loci. d. discovered the fundamental principles of how traits are inherited.

A biologist is studying the process of how DNA is copied. Which of the following would he or she be studying? DNA transcription DNA elongation DNA translocation DNA polymerase DNA replication

How many Hydrogen atoms can a Carbon atom covalently bond to?