Why is only one nucleotide added at a time during DNA replication? - to maintain the DNA mutations at an equal rate
- to reduce DNA mutations
- to increase DNA mutations
- to pass DNA mutations to the new cell

Some plants rely on the wind to reproduce an example is it’s important for plants to use the forces of nature to reproduce because 1. 1a white tuft of dandelion seeds 2a spiked burrs surrounding seeds 3a hard shell on a walnut? 2. 1b require pollination to reproduce 2b reproduce only asexually 3b cannot move about freely?

Why do you think the puppy litter was all dark-haired?

Despite the differences in mature plant cells, all of them are derived from meristem cells. the three major types of tissue systems develop from the meristem. meristems develop cells in all but which tissue?