Trees have active transport, why?

Which is not a raw material used in photosynthesis

Which organelle is most likely to be missing from the cells of a leaf? A. nucleus B. cytoplasm C. ribosome D. mitochondrion

Which best describes the purpose of connective tissue? forms a barrier to protect your inside body parts from the outside world provides structure and support in the body sends signals throughout the body extends and contracts to give you movement

What is the function of the enzyme topoisomerase in dna replication?

In which location would you expect to find a ribosome translating an mrna that encodes a ribosomal protein?

One pair of alleles controls eye color in fruit flies. More than ten different eye colors are possible, ranging from bright red to apricot to tan to white. What kind of inheritance is this? How do you know?

Assume that in squashes the difference in fruit weight between a 3-lb type and a 6-lb type results from three independently segregating allele pairs, A/a, B/b, and C/c. Each capital-letter allele contributes a half-pound to the weight of the squash.

What is another important difference between mitosis and meiosis? A. Mitosis can only occur in cells that are diploid (or have higher ploidy). B. Meiosis can only occur in cells that are diploid (or have higher ploidy). C.

What do "adduction" and "abduction" mean?

Which of the following statements about the 'Hobbits' of Flores is FALSE? Select one: a. All the answers are TRUE b. Hobbits were alive at the same time as modern Homo sapiens c.