What does the word queue describe in cell biology?

A. the short arm of a chromosome

B. the long arm of a chromosome

C. the center of a chromosome

D. the material of a chromosome

What do you predict are three abiotic causes of declines in seagrass communities? A. Aquaculture development, predation, and over fishing. B. Climate change, reduced plant reproduction, and increasing severity of tropical storms. C.

In which type of reproduction can cells divide through the process of mitosis? O chromosome duplication O sexual reproduction O gamete formation asexual reproduction

How is food broken down in the digestive system both physically and chemically

After you swallow the first bite of your food, your stomach becomes active. polypeptides in the ingested food stimulate the stomach to release acid and enzymes, which creates more polypeptides.

Which of the following could result in specification from biogeographic isolation? A. the isolation of two populations of the same species B. The isolation of two individuals of the same species C.

Which is true about enzymes? Question 20 options: They act on nonspecific, randomly chosen substrates. After a reaction, they cannot be reused. They can speed up metabolic processes in the body. They cannot change shape.

Why does the meiosis produce cells with only half the amount of DNA? How does this aid in the formation of a healthy zygote?

Which way does the sun's gravity act on any body in orbit? A. pulls it forward in its orbit B. pulls it backward in its orbit C. pulls it toward the sun

Which two processes result in variations in sexually reproducing species? (1) mutation and genetic recombination (2) mitosis and natural selection (3) extinction and gene replacement (4) selective breeding and cloning

How was the amount of food caught by a heron related to change in biotic and abiotic factors?